Abstract: Disclosed is the 1:1 phosphate salt of Compound (I) as well as a novel crystal form thereof. Also disclosed is a novel crystal form of Compound (I). The present invention also provides methods of increasing the activity of HMOX-1 in a subject, of activating transcription factor Nrf2 in a subject or of reducing the amount of ROS in a subject by administering an effective amount of the 1:1 phosphate salt of Compound (I), the crystal form thereof or the crystal form of Compound (I) to the subject.

Abstract: Disclosed are methods and systems for utilizing an uncertainty map to select a best set of optical flow estimates for one or more vehicles. For instance, a method may include receiving one or more images captured by one or more cameras of at least one vehicle, analyzing the one or more images by inputting the one or more images into a trained machine-learning model, wherein the trained machine-learning model is configured to process the one or more images to determine an optical flow map and an uncertainty map, determining a feature map based on the optical flow map, determining an improved feature map by applying the uncertainty map to the feature map, transforming the improved feature map by applying at least one transformation or optimization to the improved feature map, and based on the transformed improved feature map, estimating a pose value, a velocity value, or an attitude value.

Abstract: Disclosed are methods and systems for generating three-dimensional reconstructions of environments. A system, for example, may include a housing having an image sensor directed in a first direction and a distance sensor directed in a second direction and a control unit including a processor and a memory storing instructions. The processor may be configured to execute the instructions to: generate a first 3D model of an environment; generate a plurality of revolved 3D models by revolving the first 3D model relative to the image sensor to a plurality of positions within a predetermined angular range; match a set of distance values to one of the revolved 3D models; determine an angular position of the second direction relative to the first direction; and generate a 3D reconstruction of the environment.

Abstract: Some embodiments of the disclosure provide a quality control method for data annotation on a fundus image. In some examples, the method includes: acquiring a plurality of fundus images; performing standardization processing on the fundus images to obtain a plurality of standardized fundus images; performing preliminary filtering on quality of the standardized fundus images to acquire a plurality of qualified fundus images; preparing a target fundus image set; a plurality of first annotation doctors respectively annotating the images of the target fundus image set, to acquire a plurality of groups of doctor annotation results; calculating, on the basis of the doctor annotation results, self-consistency and gold-standard consistency of the corresponding first annotation doctors, to acquire the doctor annotation results of the first annotation doctors satisfying a preset condition as target annotation results; and gathering a plurality of groups of target annotation results to acquire a final annotation result.

Abstract: The present invention relates to pharmaceutically acceptable salts of [3-(4-{2-butyl-1-[4-(4-chloro-phenoxy)-phenyl]-1H-imidazol-4-yl}-phenoxy)-propyl]-diethylamine (“COMPOUND I”) useful in the treatment of RAGE mediated diseases.

Abstract: An unmanned aerial vehicle (UAV) navigation system is configured to automatically identify a suitable UAV landing site, for example, in forced-landing (e.g., emergency) scenarios. In some examples, the system receives two or more overlapping images depicting a landscape underneath an airborne unmanned aerial vehicle (UAV); generates, based on the two or more overlapping images, a depth map for the landscape; identifies, based on the depth map, regions of the landscape having a depth variance below a threshold value; determines, for each of the regions of the landscape having a depth variance below the threshold value, a landing zone quality score indicative of the depth variance and a semantic type of the region of the landscape; identifies, based on the landing zone quality scores, a suitable location for landing the UAV; and causes the UAV to automatically navigate toward and land on the suitable location.

Abstract: Disclosed are methods, systems, and computer-implemented method for detecting foreign objects on a landing surface. For instance, the method may include capturing an image from one or more cameras associated with a vehicle, detecting the landing surface present in the captured image, retrieving a reference image for the detected landing surface, and extracting a plurality of feature points present in both the captured image and the reference image. The method may further include determining a transformation between the captured image and the reference image by correlating the plurality of feature points between the captured image and the reference image, creating a virtual image by applying the transformation to one of the captured image or the reference image, and comparing the virtual image to the other one of the captured image or the reference image that was not transformed to detect one or more foreign objects.

Abstract: Disclosed are methods and systems for generating three-dimensional reconstructions of environments. A system, for example, may include a housing having an image sensor directed in a first direction and a distance sensor directed in a second direction and a control unit including a processor and a memory storing instructions. The processor may be configured to execute the instructions to: generate a first 3D model of an environment; generate a plurality of revolved 3D models by revolving the first 3D model relative to the image sensor to a plurality of positions within a predetermined angular range; match a set of distance values to one of the revolved 3D models; determine an angular position of the second direction relative to the first direction; and generate a 3D reconstruction of the environment.

Abstract: An unmanned aerial vehicle (UAV) navigation system is configured to automatically identify a suitable UAV landing site, for example, in forced-landing (e.g., emergency) scenarios. In some examples, the system receives two or more overlapping images depicting a landscape underneath an airborne unmanned aerial vehicle (UAV); generates, based on the two or more overlapping images, a depth map for the landscape; identifies, based on the depth map, regions of the landscape having a depth variance below a threshold value; determines, for each of the regions of the landscape having a depth variance below the threshold value, a landing zone quality score indicative of the depth variance and a semantic type of the region of the landscape; identifies, based on the landing zone quality scores, a suitable location for landing the UAV; and causes the UAV to automatically navigate toward and land on the suitable location.

Abstract: The present disclosure relates to systems and methods for recalling one or more POIs. The systems and methods may receive a query inputted by a user via a terminal and determine one or more terms by processing the received query. The systems and methods may further label the one or more terms using a trained tagging model. The systems and methods may determine one or more POs based on the labeled one or more terms, and display the one or more terms on the terminal.

Abstract: The present disclosure relates to systems and methods for recalling one or more POIs. The systems and methods may receive a query inputted by a user via a terminal and determine one or more terms by processing the received query. The systems and methods may further label the one or more terms using a trained tagging model.

Abstract: A method and apparatus for identifying a trajectory on a touch screen solves many limitations that the stylus and the gesture operation currently subjected to in the operation state of the touch screen. For example, due to the chaotic operation caused by the stylus and the gesture operation, it is difficult to distinguish the actual operation attributes such that the operation is too cumbersome and not straightforward, resulting in the technical problem of low user experience.

Abstract: Query processing methods and systems are provided. The query processing method may include receiving an original query and segmenting the original query into one or more original phrases to obtain a phrase sequence. In some cases, the method may include segmenting the original query based on a phrase list. The phrase list may include a plurality of existing phrases. Further, for each original phrase, the method may also include determining one or more candidate phrases. Each candidate phrase may correspond to a probability. The method may also include determining a rewritten phrase based on the one or more candidate phrases, the corresponding probabilities, and a predetermined threshold probability. Further, the method may include generating a rewritten query corresponding to the original query based on the rewritten phrases and the phrase sequence.

Abstract: The present invention relates to pharmaceutically acceptable salts of [3-(4-{2-butyl-1-[4-(4-chloro-phenoxy)-phenyl]-1H-imidazol-4-yl}-phenoxy)-propyl]-diethylamine (“COMPOUND I”) useful in the treatment of RAGE mediated diseases.

Abstract: The present disclosure relates to systems and methods for determining points of interest. The methods may include obtaining a target address query associated with a service request from a user terminal; determining a plurality of initial terms based on the target address query; determining a plurality of term weights based on the plurality of initial terms, respectively; determining one or more candidate points of interest (POIs) based on the plurality of term weights according to an iterative process; determining one or more target POIs based on the one or more candidate POIs; and transmitting the one or more target POIs to the user terminal.

Abstract: A method for improving user experience for an on-line platform may include obtaining a user input of a user of the on-line platform. The method may also include obtaining a plurality of candidate terms of interest (TOIs) that are selected by the user based on historical inputs relating to the user input. Each of the plurality of candidate TOIs may belong to a candidate category. The method may also include determining a target category for the user input based on the candidate categories and the plurality of candidate TOIs. The method may also include determining one or more target TOIs based on the target category and the plurality of candidate TOIs. The method may also include transmitting the one or more target TOIs to a terminal associated with the user.

Abstract: Embodiments of the present application disclose a data transmission method and apparatus which are to be applied to a source client, wherein a mobile terminal divides the display screen thereof into a first split screen for displaying a running interface of the source client and a second split screen for displaying a running interface of a target client. The method comprises: establishing a communication connection between the source client and the target client; receiving a drag instruction for a thumbnail of target data in the source client and moving the thumbnail according to the drag instruction; monitoring whether a data transmission instruction for the target data is received, if yes, transmitting the target data to the target client through the established communication connection. By applying the embodiments of the present application, users can make full advantage of the split-screen technology, which simplifies data transmission operation.

Abstract: A method and apparatus for identifying a trajectory on a touch screen solves many limitations that the stylus and the gesture operation currently subjected to in the operation state of the touch screen. For example, due to the chaotic operation caused by the stylus and the gesture operation, it is difficult to distinguish the actual operation attributes such that the operation is too cumbersome and not straightforward, resulting in the technical problem of low user experience.

Abstract: Embodiments of the present application disclose a method and an apparatus for identifying a slide, which are applied to an electronic device. The method comprises: obtaining file source code of a slide to be identified (S101); obtaining feature information of objects in the slide to be identified from the file source code (S102); and determining a layout of the slide to be identified based on the obtained feature information (S103). In the present application, the electronic device can automatically obtain the feature information of the objects in the slide to be identified from the file source code of the slide. Therefore, compared to manual identification, the efficiency and accuracy of identifying the layout of the slide are significantly improved. Moreover, this makes it possible to perform subsequent automatic processes on the slide based on the layout of the slide.

Abstract: Embodiments of the present application disclose a file shared browsing method and system. The method comprises: a slave device receiving a browsing mode switching operation of a user, and enabling or disabling a free mode for the slave device according to the operation, wherein: local control permission on the target file browsing progress for the slave device is enabled in a state in which the free mode is ON; local control permission on the target file browsing progress for the slave device is disabled in a state in which the free mode is OFF. Compared with the prior art, a user of the slave device in the embodiments of the present application can, in addition to passively follow the browse, browse freely and locally as needed, which increases the flexibility of browsing for the user of the slave device and can satisfy the application requirements of the user of the device better.