Abstract: A bicycle computer for monitoring performance of a user of a bicycle includes a processing circuitry; a user interface; an attaching unit for arranging the bicycle computer in an attached position; and at least one integrated proximity sensor arranged and dimensioned to measure, in the attached position, proximity data being indicative of a distance to a body part. The processing circuitry is configured to obtain the proximity data from the at least one integrated proximity sensor and to process the proximity data into one or more cycling metric. The user interface is configured to output the one or more cycling metric.

Abstract: A computer-implemented method for providing training guidance in connection with a physical exercise includes: measuring, by using a heart activity sensor, heart activity of a user during a physical exercise; measuring, by using a bioimpedance measurement sensor, bioimpedance of the user during the physical exercise; computing, by a processing circuitry, a stroke volume from the bioimpedance synchronized to a cardiac cycle of the user by using the measured heart activity; computing, by the processing circuitry, training intensity by using at least the computed the stroke volume; comparing, by the processing circuitry, the training intensity with at least one threshold; and outputting at least one training guidance instruction on the basis of the comparison.

Abstract: A method of estimating a stress level of a human by an apparatus using heart activity measurement data includes: executing a breathing exercise application by the apparatus, starting a breathing exercise of the breathing exercise application and outputting, during the breathing exercise, breathing instructions to a user of the apparatus; acquiring a set of heart activity measurement data samples measured by a heart activity sensor from the user during the breathing exercise; computing a set of inter-heartbeat interval samples of the set of heart activity measurement data samples; computing a cardiac coherence of the user during the exercise from the set of inter-heartbeat interval samples; measuring a respiratory rate of the user during the breathing exercise; computing a score of the breathing exercise on the basis of the respiratory rate and the cardiac coherence, the score indicating a stress level of the user; and outputting the score through an interface of the apparatus.

Abstract: A system for monitoring performance of a user includes at least one processor, and at least one memory including a computer program code. The at least one memory and the computer program code are configured, with the at least one processor, to cause the system to perform operations including obtaining force data measured by at least one force sensor coupled with one or more poles and velocity data measured by at least one sensor for measuring velocity of the user, determining poling power based on the force data and the velocity data, and outputting a poling power indicator based on the determined poling power.

Abstract: A bicycle computer for monitoring performance of a user of a bicycle includes a processing circuitry; a user interface; an attaching unit for arranging the bicycle computer in an attached position; and at least one integrated proximity sensor arranged and dimensioned to measure, in the attached position, proximity data being indicative of a distance to a body part. The processing circuitry is configured to obtain the proximity data from the at least one integrated proximity sensor and to process the proximity data into one or more cycling metric. The user interface is configured to output the one or more cycling metric.

Abstract: A system for monitoring performance of a user includes at least one processor, and at least one memory including a computer program code. The at least one memory and the computer program code are configured, with the at least one processor, to cause the system to perform operations including obtaining force data measured by at least one force sensor coupled with one or more poles and velocity data measured by at least one sensor for measuring velocity of the user, determining poling power based on the force data and the velocity data, and outputting a poling power indicator based on the determined poling power.

Abstract: A method, apparatus, and computer program for transferring data are presented. In the method, pedalling data is received in a processor, wherein the pedalling data characterize pedalling quantity measured from the force transmission system of a bicycle. A transmission data frame comprising a first sub-frame including at least a portion of the pedalling data is formed, and the transmission data frame is outputted for wireless transmission.

Abstract: There is provided an electronic device, comprising: a receiving unit configured to receive location data generated by a navigation unit of a positioning system, and to receive performance data from a measuring unit, wherein performance parameters of the performance data are associated to corresponding route points included in the received location data; and a graphic generator configured to generate graphical data associated to the received location data. The graphic generator is further configured to generate graphical data associated to the performance parameters; and to adjust the spatial dimension of the generated graphical data associated to the performance parameters in proportion to the corresponding route points of the received location data on the basis of the values of the performance parameters.

Abstract: Apparatus and method for pedalling measurement are presented. The apparatus comprises: a portion to form a hole for accommodating a spindle of a pedal; a strain member to undergo deformation by a force applied on the pedal and transmitted by means of the spindle through the portion to the strain member; and a strain gauge, coupled with the strain member, to measure an elastic strain representing the deformation.

Abstract: Apparatus and method for pedalling measurement are presented. The apparatus comprises: a portion to form a hole for accommodating a spindle of a pedal; a strain member to undergo deformation by a force applied on the pedal and transmitted by means of the spindle through the portion to the strain member; and a strain gauge, coupled with the strain member, to measure an elastic strain representing the deformation.

Abstract: There is provided an electronic device, comprising: a receiving unit configured to receive location data generated by a navigation unit of a positioning system, and to receive performance data from a measuring unit, wherein performance parameters of the performance data are associated to corresponding route points included in the received location data; and a graphic generator configured to generate graphical data associated to the received location data. The graphic generator is further configured to generate graphical data associated to the performance parameters; and to adjust the spatial dimension of the generated graphical data associated to the performance parameters in proportion to the corresponding route points of the received location data on the basis of the values of the performance parameters.