Abstract: A risk of fall detection system comprising: a wearable monitoring group configured to acquire posture data and comprising: a first sensor configured to be attached to a lower part of a user's torso and to detect the position of said lower part, a second sensor configured to be attached to an upper part of the user's torso and to detect the position of said upper part, a third sensor configured to be attached to at least one user's lower limb and to detect the position of said user's lower limb, a processing module in signal communication with the wearable monitoring group and configured to process the acquired posture data and to compute a risk of fall indicator parameter from the relative position of the lower part of user's torso, upper part of user's torso, and user's lower limb detected by the first, second and third sensor, respectively.

Abstract: An acoustic device 3 includes a piezoelectric element and a housing 30. The housing 30 includes a main body portion 31 and a rib portion 35. The main body portion 31 includes a vibrating portion 32 and a plurality of support portions 33. The rib portion 35 is connected to the main body portion 31. The rib portion 35 extends in a third direction between a pair of the support portions 34a and 341) facing each other and separated from each other in the third direction intersecting a second direction, when viewed from the second direction along a vibrating surface. A hollow region V is defined by the vibrating portion 32 and the plurality of support portions 33, The above opening S1 is defined by the rib portion 35 and the main body portion 31 and communicates with the hollow region V. The rib portion 35 covers the middle of the hollow region V when viewed from the second direction.

Abstract: A dental monitoring system comprises a intra-oral insert configured to be received in the mouth of a subject; a sensor connected to the intra-oral insert and in electrical communication with a controller having a non-volatile memory; a transponder coil received in the intra-oral insert and in electrical communication with the controller; and a transceiver coil in selective wireless electrical communication with the transponder coil. The selective wireless communication between the transponder coil and the transceiver coil is provided by near-field communication.

Abstract: Systems, apparatuses, and methods for analyzing conditioned cue preference in an animal such as a fruit fly are described.

Abstract: To assist a user in the correct performance of an activity, video data is acquired. A pose of the user is determined from the video data and an avatar is generated representing the user in the pose. The pose of the user is compared to one or more other poses representing correct performance of the activity to determine one or more differences that may represent errors by the user. Depending on the activity that is being performed, some errors may be presented to the user during performance of the activity, while other errors may be presented after performance of the activity has ceased. To present an indication of an error, a specific body part or other portion of the avatar that corresponds to a difference between the user's pose and a correct pose may be presented along with an instruction regarding correct performance of the activity.

Abstract: A wearable respiration monitoring system having a transmitter coil that is adapted to generate and transmit multi-frequency AC magnetic fields, two receiver coils adapted to detect variable strengths in two of the AC magnetic fields and generate AC magnetic field strength signals representing anatomical displacements of a monitored subject, and at least one accelerometer that is configured to detect and monitor anatomical positions and movement of the subject, and generate and transmit accelerometer signals representing same. The wearable monitoring system further includes an electronics module that is adapted to receive the AC magnetic field strength signals and accelerometer signals, and determine at least one respiratory disorder as a function of the AC magnetic field strength signals and at least one anatomical position of the subject as a function of the accelerometer signals.

Abstract: An upper limb rehabilitation training system in two-person standing type and an application method thereof are provided. The upper limb rehabilitation training system includes an upper limb rehabilitation training platform, two weight-reducing suspending support structures arranged oppositely, and two standing frames arranged oppositely; the upper limb rehabilitation training platform includes an all-in-one computer which includes a computer and a touch display screen, and a periphery of the touch display screen is provided with a grating structure; the upper limb rehabilitation training platform is provided with a two-person interactive upper limb training module including two control handles, a virtual training prop and a virtual training scene. The two control handles are suspended from the two weight-reducing suspending support structures, respectively; the grating structure is configured to identify the control handles and positions thereof.

Abstract: Parametric model based computer implemented methods for determining the stiffness of a bone, systems for estimating h the stiffness of a bone in vivo, and methods for determining the stiffness of a bone. The computer implemented methods include determining a complex compliance frequency response function Y(f) and an associated complex stiffness frequency response function H(f) and independently fitting a parametric mathematical model to Y(f) and to H(f), and using a first measure of conformity and a second measure of conformity of the collected data to determine accuracy and repeatability of measurements. The systems include a device for measuring the stiffness of the bone in vivo and a data analyzer to determine a complex compliance frequency response function Y(f) and an associated complex stiffness frequency response function H(f).

Abstract: In an embodiment, a method includes: generating a displacement signal indicative of a distension of a surface of a skin; determining a temperature of the skin using a temperature sensor; during a calibration time interval, collecting a plurality of distension values from the displacement signal, the plurality of distension values associated with a respective plurality of temperature values determined using the temperature sensor, the plurality of temperature values being indicative of a temperature change of the skin; determining compensation coefficients associated with the plurality of temperature values; and after the calibration time interval, collecting a first distension value from the displacement signal, determining a first temperature value using the temperature sensor, and determining a blood pressure based on the first distension value, the first temperature value, and the determined compensation coefficients.

Abstract: A method and apparatus for assisting walking of a user is provided. Information related to a motion of a user wearing a walking assistance apparatus is measured by an inertial measurement unit (IMU), a gait phase of the user corresponding to the measured information is predicted using data learned in advance through machine learning, an assistance torque to be provided to the user is determined based on the predicted gait phase, and a driver is controlled to output the assistance torque.

Abstract: An upper body of a garment includes a body having at least a rear body, a left sleeve, and a right sleeve. The left sleeve includes a left connecting portion connected to a left side of the body. The right sleeve includes a right connecting portion connected to a right side of the body. Each rear surface of the left connecting portion and the right connecting portion has a recess protruding to the inside of the left or right sleeve. A length of the recess in a longitudinal direction of the left or right sleeve is longer than a width of the recess in a circumferential direction of the left or right sleeve.

Abstract: An article of apparel, a system, and methods include a fabric configured to conform to a body of a wearer. A plurality of ultrasonic positioning sensors are secured with respect to the fabric at a first set of predetermined locations, each of the ultrasonic positioning sensors configured to emit a sound wave configured to be detected by other ones of the plurality of ultrasonic positioning sensors and output an electronic signal indicative of having emitted or detected a sound wave. A plurality of feedback devices secured with respect to the fabric at a second set of predetermined locations, each of the feedback devices configured to output a feedback signal configured to be detectable by the wearer of the article of apparel.

Abstract: The present disclosure relates to a user recognition method and a user recognition apparatus using a two-dimensional (2D) electromyogram (EMG) spectrogram image. The user recognition method using a 2D EMG spectrogram image may include (a) acquiring a one-dimensional EMG signal for a user, (b) converting the acquired one-dimensional EMG signal to a 2D EMG spectrogram image including a temporal feature and a frequency feature, and (c) recognizing the user based on the 2D EMG spectrogram image.

Abstract: Method, apparatus, and systems for roll angle estimation for an input/gesture device (IGD) are disclosed. The method includes estimating a first axis vector of the input/gesture device (IGD) relative to the surface of the mobile device (MD), as a first frame of reference, using readings from a first type of sensor; and estimating the first axis vector of the IDG relative to a different, second frame of reference using a gyroscope integration of readings from the 3-axis gyroscope. The method further includes aligning the first axis vector of the IDG in the first frame of reference with the first axis vector of the IDG in the second frame of reference; minimizing a change in the alignment of the first axis vectors between the first frame of reference and the second frame of reference; and determining the roll angle of the IDG relative to the surface of the MD.

Abstract: Systems and methods are disclosed for generating and providing guided practices and coaching feedback (e.g., illustrated in 3D images, video, or audio) that allow golfers to follow along to improve their physical swing in a digital environment. The feedback may be provided with a 3D avatar using a biomechanical analysis of observed actions with a focus on representing actions through computer-generated 3D avatars. Physical quantities of biomechanical actions can be measured from the observations, and the system can analyze these values, compare them to target or optimal values, and use the observations and known biomechanical capabilities to generate the guided practices and coaching feedback.

Abstract: A method for determining a hand force and a ground reaction force for a musculoskeletal body of a subject includes obtaining video data for the musculoskeletal body during an action taken by the subject, generating, for each frame of the video data, three-dimensional pose data for the subject based on a three-dimensional skeletal model, and determining the hand force and the ground reaction force based on the three-dimensional pose data. Determining the hand force and the ground reaction force includes implementing a reconstruction of the hand force and the ground reaction force based on the three-dimensional pose data. The method additionally includes applying the three-dimensional pose data, the estimate for the ground reaction force, and the estimate of the hand force, to a neural network or other model to optimize the estimate of the hand force and the estimate of the ground reaction force.

Abstract: A patient immersion sensor includes a radio detection and ranging (RADAR) apparatus to determine a time of flight (TOF) of a RADAR pulse and a reflected signal that is reflected by a patient or by a portion of a patient support surface supporting the patient. The TOF is indicative of an immersion depth or a distance toward bottoming out of a patient supported on the patient support surface, such as a mattress or a pad. The RADAR apparatus emits pulses of very short duration so as to be able to detect objects, such as a patient or a portion of a mattress or pad, at very close distances. The RADAR apparatus may use time-of-flight (TOF) between transmission of the pulse and receipt of a reflected signal to determine a distance toward bottoming out by the patient, thereby to determine if the patient is properly immersed into the patient support surface.

Abstract: A method for diagnosing a joint condition includes in one embodiment: creating a 3d model of the patient specific bone; registering the patient's bone with the bone model; tracking the motion of the patient specific bone through a range of motion; selecting a database including empirical mathematical descriptions of the motion of a plurality actual bones through ranges of motion; and comparing the motion of the patient specific bone to the database.

Abstract: A radar signal imaging device 30 includes: a transmission unit 31 which transmits a radar signal toward an object to be imaged that is a non-rigid body; a position estimation unit 32 which estimates the position of the object; an oscillation degree estimation unit 33 which estimates an oscillation degree which is a degree of change within a predetermined period in the relative positions of feature points constituting the object; and a synthetic aperture processing unit 34 which performs synthetic aperture processing on the radar signal reflected by the object on the basis of the estimated position of the object and the estimated oscillation degree.

Abstract: Systems and methods for adapting physical activities and exercises based on facial analysis by image processing are disclosed. A method includes: identifying, by a computer device, a user; receiving, by the computer device, video data of a face region of the user while the user is engaged in exercise or physical activity; analyzing, by the computer device, the video data to determine a detected state of the user, wherein the analyzing the video data includes performing facial analysis using the video data; and providing, by the computer device, feedback to the user based on the analyzing the video data.

Abstract: A motion state monitoring system, a training support system, a motion state monitoring method, and a program capable of suitably managing measurement results according to an attaching direction of a sensor are provided. A motion state monitoring system according to the present disclosure monitors a motion state of a target part of a subject's body. The motion state monitoring system includes an acquisition unit, an attaching direction detection unit, and a control processing unit. The acquisition unit acquires sensing information of a sensor attached to the target part. The attaching direction detection unit detects an attaching direction of the sensor. The control processing unit outputs information related to the sensing information in association with the attaching direction.

Abstract: A system and method for tuning the parameters of a therapeutic medical device comprises a movement measurement data acquisition system capable of wireless transmission; processing comprising kinematic feature extraction, a scoring algorithm trained using scores from expert clinicians, a therapeutic device parameter setting adjustment suggestion algorithm preferably trained using the parameter setting adjustment judgments of expert clinicians; and a display and/or means of updating the parameter settings of the treatment device. The invention facilitates the treatment of movement disorders including Parkinson's disease, essential tremor and the like by optimizing deep brain stimulation (DBS) parameter settings, eliminating as much as possible motor symptoms and reducing time and costs of surgical and outpatient procedures and improving patient outcomes.

Abstract: In particular embodiments, a method includes accessing, by a computing device, sensor data from a sensor of a client device corresponding to a user. The method further includes determining one or more segments of sensor data and selecting at least one segment of sensor data. The method further concludes determining, based at least on the selected segments of sensor data, one or more features corresponding to the user's pulmonary condition. The method further includes determining, based at least on the determined features, an assessment of the user's pulmonary condition.

Abstract: A thermal control unit supplies temperature controlled fluid to one or more thermal pads used to control the temperature of a patient. The thermal control unit includes a fluid outlet, fluid inlet, heat exchanger, pump, and a controller. The controller receives first and second data from at least two different sources to determine if the patient is shivering or not. The two different sources may include a temperature sensor adapted to detect a temperature of the fluid, a temperature sensor adapted to detect a temperature of the patient, a tissue oxygenation sensor, a vibration/motion sensor, a thermal image sensor, an electromyograph, and/or other sensors. In some embodiments, the thermal control unit takes one or more automatic actions in response to detection of patient shivering.

Abstract: A surgical apparatus includes a surgical device and a surgical controller. The surgical device is configured to be manipulated by a user to perform a soft tissue cutting procedure on a patient. The surgical controller is programmed to create a virtual object representing an anatomy of the patient based upon data acquired during a pre-operative scan and associate the virtual object with the anatomy of the patient. The surgical controller is also programmed to identify a plurality of soft tissue attachment points on the virtual object which correspond to a plurality of soft tissue attachment points on the anatomy of the patient. The surgical controller is also programmed to determine the location of the surgical device in relation to the anatomy of the patient and provide real-time visualization on the virtual object of the location of the surgical device in relation to the anatomy of the patient.

Abstract: Novel tools and techniques are provided for physiological monitoring. A method includes receiving, with a computing system, physiological data of a user, analyzing, with the computing system, the received physiological data of the user to identify at least one of one or more body states or one or more transitions between body states of the user, and determining, with the computing system, at least one physiological state of the user, based at least in part on an analysis of the identified at least one of the one or more body states or the one or more transitions between body states of the user. The method further includes sending, with the computing system and to a user device, the determined at least one physiological state of the user, and displaying, on a display screen of the user device, the determined at least one physiological state of the user.

Abstract: Wearable devices having a primary and secondary power source are disclosed, wherein the secondary power sources are located in links of a band portion of the wearable device and the secondary power sources provide a secondary source of power beyond that provided by the primary power source. One exemplary wrist-wearable device includes a centralized processor pod having a primary power source, a wireless communication radio, and one or more sensors. The exemplary wrist-wearable device further includes a band with a plurality of links. Each of the plurality of links can include a secondary power source. The exemplary wrist-wearable device further includes communicative pathways that can be configured to convey at least power and data between the links and centralized processor pod. The communicative pathways can be configured to convey power from the secondary sources of power to the centralized processor pod beyond the power provided by the primary power source.

Abstract: Security methods and apparatus. In one example, a method includes detecting a motion event in a scene using a motion detector, based on detecting the motion event, acquiring a plurality of images of the scene using an image capture device, applying a motion detection process to the plurality of images to detect motion in the scene, applying an object detection process to at least one of the images to detect an object in the scene, pairing the motion with the object to locate a moving object, identifying the moving object as an unrecognized object, and based at least in part on identifying the moving object as an unrecognized object, triggering a video recording of the scene using the image capture device.

Abstract: The present disclosure relates to extraction of probe motion estimates from acquired ultrasound image frames. Such image-extracted probe motion data can be used alone or in combination with sensed motion data, such as acquired using an inertial measurement unit (IMU). In certain implementations, the image-extracted probe motion can be used to provide or maintain anatomic context in a sequence of images or to provide guidance to a user.

Abstract: A system and method are provided for warning of an exposure of a second individual to an allergen by transfer from a first individual. Movements of the individuals are tracked so that allergen types and levels to which the individuals have been exposed can be obtained. Using knowledge of user sensitivity information to different allergens, it is determined if the first individual has been exposed to allergen types and levels which pose a risk to the second individual by GPS transfer from the first individual to the second individual. Thus, action can be taken when there is a determined risk of allergen transfer between individuals.

Abstract: A user interface device is adapted to provide tremor cancellation. The user interface device comprises a user interface for determining a position from a physical user input and a position output for providing a time-ordered output stream of position data, but also provides a tremor learning module and a tremor cancellation module. The tremor learning module can be trained to identify tremor patterns for a user by comparing time-ordered output streams of position data produced by the user with predetermined representations. The tremor cancellation module is adapted to apply the tremor patterns learned for the user to cancel tremors in a time-ordered stream of position data produced by the user to create an output stream of position data which is corrected for user tremor. A method of training and then using such a user interface device is also described.

Abstract: Systems and methods are described for the monitoring of patient motion via the detection of changes in capacitance, as measured using a capacitance position sensing electrode array. The changes in capacitance may be processed to determine a corresponding positional offset, for example, using a calibration data set relating capacitance to offset for each electrode of the array. The detected positional offset may be employed to provide feedback to a surgeon or operator of a medical device, or directly to the medical device for the control thereof. A medical procedure may be interrupted when the positional offset is detected to exceed a threshold. Alternatively, the detected positional offset may be employed to manually or automatically reconfigure a medical device to compensate for the detected change in position. Various configurations of capacitive position sensing devices are disclosed, including embodiment in incorporating capacitive sensing electrodes with a mask or other support structure.

Abstract: The disclosure discloses a skin-attached blood oxygen saturation detection system and a preparation method thereof. The system includes a front-end flexible blood oxygen saturation detection circuit and a back-end signal processing output module connected to each other. The front-end flexible blood oxygen saturation detection circuit uses a flexible packaging material to act as a packaging layer, a surface of the front-end flexible blood oxygen saturation detection circuit has an adhesive functional layer, and is configured to detect blood oxygen saturation of a human tissue through a reflective optical principle. The back-end signal processing output module is configured to transmit a blood oxygen saturation signal to a mobile terminal through a Bluetooth antenna transmission module.

Abstract: Neural network based heart rhythm classifiers are described. The neural network is configured to receive an electrocardiogram segment and to output an indication of whether the electrocardiogram segment represents a heart rhythm that is suitable for treatment by a defibrillation shock. Preferably, the received electrocardiogram segment is not transformed or processed prior to its reception by the neural network and no features of the electrocardiogram are identified to the neural network. In some embodiments, the received electrocardiogram segment is the sole input to the neural network. In various embodiments, the neural network is configured to classify electrocardiogram segments obtained while CPR was being performed on the patient. Classifiers that output a characteristic of CPR are also described. Such outputs may include an indication of whether CPR was being performed while the ECG was being detected, compression depth, etc. The described classifiers are well suited for use in defibrillators.

Abstract: Introduced are methods and systems for a sleep pod. An occupant of a sleep pod can have a personalized sleeping experience based on an analysis of biological signals, environmental characteristics, occupant history, and other factors.

Abstract: Methods and systems for pre-action training are described. In an aspect, a method is presented for constructing a user-controllable image comprising obtain anatomical and physiological data associated with a body, storing the anatomical and physiological data in a database; and creating the user-controllable image based on the stored anatomical and physiological data. At least a moveable portion of the user-controllable image may be constructed to move based on input from a user. Victims of stroke, TBI, or other neurological setbacks may pre-train their nervous system for use of one or more injured body parts. The methods and systems described provide pre-action training control of non-virtual prostheses, exoskeleton body parts, powered orthotic devices, robots or other motile or audiovisual output devices used to improve therapy, rehabilitation, and in some circumstances to lessen or prevent blood clots. Therapy may be remotely delivered.

Abstract: A method for enabling movement of an object, having a plurality of degrees of freedom, by a user. The method comprising: receiving a first and second plurality of reference signals from first and second test subjects respectively, generated in response to respective reference intended movements; and determining a set of first of and second profiles. The method also comprises determining profile-pairs, which each comprise a first profile and a second profile that correspond to the same degree of freedom of the object; determining a reference set of profiles based on a mathematical combination of each profile-pair; and providing the reference set of profiles for determining an intended movement of the object based on a plurality of user signals received from a respective plurality of different sensors associated with the user. The intended movement comprises simultaneous movements with respect to at least two degrees of freedom of the plurality of degrees of freedom.

Abstract: A sensor device that senses proper acceleration. The sensor device includes a substrate, a spacer layer supported over a first surface of the substrate, at least a first tapered cantilever beam element having a base and a tip, the base attached to the spacer layer, and which is supported over and spaced from the substrate by the spacer layer. The at least first tapered cantilever beam element tapers in width from the base portion to the tip portion. The at least first cantilever beam element further including at least a first layer comprised of a piezoelectric material, a pair of electrically conductive layers disposed on opposing surfaces of the first layer, and a mass supported at the tip portion of the at least first tapered cantilever beam element.

Abstract: A method is provided, the method including receiving a test result data, wherein said test result data represents a result of a test on a physical specimen, associating said test result data with a standard-of-care data, wherein said standard-of-care data represents a recommended course of action for the condition represented by the test result data, and transforming said specimen data and said standard-of-care data into a human-readable form. A system including a processor is provided, a software adapted to be executed on said processor, said software comprising instructions for receiving a test result data, wherein said test result data represents a result of a test on a physical specimen, associating said test result data with a standard-of-care data, wherein said standard-of-care data represents a recommended course of action for the condition represented by the test result data, and transforming said specimen data and said standard-of-care data into a human-readable form.

Abstract: A method includes obtaining foot force data that is created by sampling, in accordance with a sampling signal, data from a plurality of pressure sensing elements of a shoe sensor system, where the plurality of pressure sensing elements are distributed in a pattern having a first pressure sensing element at a fifth metatarsal area of a lateral wall of an insole of a shoe associated with the shoe sensor system, and a second pressure sensing element at a first metatarsal area of a medial wall of the insole. The method further includes processing the foot force data to determine a horizontal force of a foot of a user of the shoe sensor system while the user is performing a movement while wearing the shoe.

Abstract: A method and system for implementing an exercise protocol for osteogenesis and/or muscular hypertrophy are disclosed. A method may include initiating, based on the exercise protocol, a warmup session for a first exercise, where the warmup session specifies applying a first target load threshold for a first period of time. The method includes determining the warmup session is complete after the first period of time elapses. Responsive to determining the warmup session is complete, the method includes initiating, based on the exercise protocol, a resting session specifying not applying loads for a second period of time. The method includes determining the resting session is complete after the second period of time elapses. Responsive to determining the resting session is complete, the method includes initiating, based on the exercise protocol, an exercise session specifying applying a second target load threshold for a third period of time.

Abstract: The present invention provides systems, methods, and articles for stress reduction and sleep promotion. A stress reduction and sleep promotion system includes at least one remote device, at least one body sensor, and at least one remote server. In other embodiments, the stress reduction and sleep promotion system includes machine learning.

Abstract: The invention generally relates to methods for manually calibrating imaging systems such as optical coherence tomography systems. In certain aspects, an imaging system displays an image showing a target and a reference item. A user looks at the image and indicates a point within the image near the reference item. A processer detects an actual location of the reference item within an area around the indicated point. The processer can use an expected location of the reference item with the detected actual location to calculate a calibration value and provide a calibrated image. In this way, a user can identify the actual location of the reference point and a processing algorithm can give precision to the actual location.

Abstract: This invention is Motion Recognition Clothing™ which measures the motion and/or configuration of a person's body using an energy-conducting mesh with a plurality of energy pathways. Energy input components direct energy into the pathways at a first set of locations. Energy sensors measure energy flow through the energy pathways from a second set of locations. As the person's body moves, the mesh stretches, elongates, and/or twists, which changes the flows of energy through pathways. These changes are then analyzed to estimate the motion and/or configuration of the person's body.

Abstract: A positioning method of functional rotation center of shoulder based on rigid upper arm model includes: step 1: abstracting a human upper arm into a cylinder with FRCS as a center of top surface; step 2: determining a reference axis vector of the cylinder; step 3: determining an axis vector of the cylinder and a displacement from the reference axis vector to the axis vector; step 4: correcting a central axis direction of the cylinder; step 5: determining a height compensation of the cylinder, and positioning the FRCS. The method has higher accuracy for the positioning result of FRCS, the positioning result of FRCS has better stability relative to the upper arm and trunk, and can be used to establish a more accurate human digital dynamic model and predict more accurate human posture.

Abstract: A computerized system and method to allow patient to control and provide a safe, secure and efficient real-time access to the patient's private health records (PHR) stored in the encrypted uniform format in a Private Health Vault (PHV) database. The system utilizes patient's private encryption key for encrypting and decrypting PHR stored in the PHV. The patient (or patient's appointed agent) controls access to the PHR and authorizes by electronic communications with the PHV server to allow doctors to have access to the centrally maintained and structured medical data in the PHV. The access can be limited in duration. The patient's private keys may be stored in a remote Key Bank database, separately form the PHV database, and the location of the patient's PHV data may also require transmission of the location id from a separate Mapping server.

Abstract: There is provided an apparatus comprising one or more resilient members for supporting a human or other animal, wherein the one or more resilient members each comprise one or more sensor elements that are attached to and run at least partially along the length of the respective resilient member, and each of the one or more sensor elements is configured to provide an electrical response proportional to the amount of movement of the respective resilient member.

Abstract: Method of generating depth estimate based on biometric data starts with server receiving positioning data from first device associated with first user. First device generates positioning data based on analysis of a data stream comprising images of second user that is associated with second device. Server then receives a biometric data of second user from second device. Biometric data is based on output from a sensor or a camera included in second device. Server then determines a distance of second user from first device using positioning data and biometric data of the second user. Other embodiments are described herein.

Abstract: System and method for coaching based on workout history and/or readiness/recovery information. Improved solutions enable intelligent management of a user's personal fitness journey based on workout recommendations that closely align with the user's traits. In one exemplary embodiment, workout data for a population of different individuals is analyzed to identify groups of similarly performing individuals. Each group of individuals is analyzed to generate an expected profile that approximates the physiological and/or psychological traits of the group. An expected profile includes heuristics and/or performance metrics that enable dynamic coaching during workouts. Subsequently thereafter, users can be dynamically coached by their client device, based on the expected profile.

Abstract: A monitoring system can be configured to monitor activities or actions occurring in clinical settings, such as hospitals. The monitoring system can improve patient safety. The system can use visual and/or other tracking methods. The system can detect and/or identify people in a clinical setting. The system can also track activities of the people, for example, to improve adherence to hygiene protocols.