Abstract: Aspects of this technical solution can include identifying, by a processor coupled to non-transitory memory, a plurality of bounding boxes for one or more objects depicted in each image of a sequence of images captured during operation of an autonomous vehicle, allocating, by the processor and based on corresponding positions of the bounding boxes in each image and corresponding time stamps, one or more of the bounding boxes to one or more tracking identifiers each indicating trajectories of corresponding objects, generating, by the processor and based on the time stamps and the bounding boxes allocated to each of the tracking identifiers, one or more tracking images for each of the tracking identifiers, each of the tracking images including visual indications of the time stamps, and training, by the processor and based on the tracking images, an artificial intelligence model to output an indication of a type of trajectory.

Abstract: Systems and methods for training artificial intelligence models based on sequences of image data are disclosed. The techniques described herein include generating, using an artificial intelligence model, a respective classification and a respective bounding box for an object depicted in each image of a sequence of images captured during operation of an autonomous vehicle; tracking the object in the sequence of images based on the respective bounding box of each image of the sequence of images and a tracking identifier corresponding to the object; determining a correction to the respective classification of an image of the sequence of images responsive to tracking the object in the sequence of images; and training the artificial intelligence model based on the correction.

Abstract: The present disclosure pertains to techniques for reducing inaccuracies in context aware policies (CAP) with real-time feedforward validation in extended reality environments. In a particular aspect, a extended reality system is configured to author, by a user using the head-mounted device, a rule or policy or context aware policy (CAP) including one or more target actions and triggering context instances, capture, using one or more sensors, context history records for the user, render, by the head-mounted device, one or more validation scenes based on the rule or policy or CAP and the context history records, validate, by the user using the head-mounted device, the one or more validation scenes within an extended reality environment, and update, by the user using the head-mounted device, the rule or policy or CAP based on the validation.

Abstract: The present disclosure relates to defining and modifying behavior in an extended reality environment. The systems and methods include capturing, using the one or more audio sensors, a natural language explanation of a rule or policy from the user, extracting features from the natural language explanation of the rule or policy, wherein the features include one or more conditions, one or more actions, and connections between the one or more events, conditions, and actions, predicting a control structure comprised of one or more conditional statements based on the extracted features and model parameters learned from historical rules or policies, and generating the rule or policy based on the control structure, wherein the rule or policy comprises the one or more conditional statements for executing the one or more actions based on evaluation of the one or more conditions.

Abstract: A lightguide comprised of a transmission medium having a first curved outer surface and a second curved outer surface and in at least one cross-section of the lightguide. The first curved outer surface and the second curved outer surface are substantially concentric around a point. The transmission medium having a gradient index of refraction that decreases as function of increasing distance from the point, the gradient index extending from the first curved surface to the second curved surface. At least one light extraction element disposed to extract light from the transmission medium and direct the light generally toward the point. Both the lightguide and the gradient index profiles may be spherical or cylindrical.

Abstract: Disclosed are a system and method for efficient nitrogen and carbon removal and phosphorus recovery of source-separated fresh urine by biochemical combination. The system includes a functionally zoned membrane aerated biofilm reactor for in-situ nitrogen and carbon removal, a source separation toilet, a source-separated urine storage tank, a phosphorus recovery reactor, a calcium salt solution tank, a water production tank, and a control system. The membrane aerated biofilm reactor is divided into an upper part and a lower part, a micro-aerobic environment is formed in the upper part while an anaerobic environment is formed in the lower part, and thus nitrogen and carbon can be removed only in the membrane aerated biofilm reactor. The system disclosed by the present disclosure can achieve the goal of removing nitrogen and carbon by 95% and more without additional carbon source, and can meet the demand of in-situ sewage treatment on a train.

Abstract: An electrode for a fuel cell according to an embodiment of an embodiment includes: a catalyst layer having a noble metal catalyst unit that has a porous structure or a layer-by-layer structure including void layers and a hydrophilic material; a porous water management layer arranged adjacent to the catalyst layer and including a hydrophilic material and a conductive material; and a gas diffusion layer arranged adjacent to the porous water management layer, where a size of the noble metal catalyst unit is equal to or more than 0.05 ?m and equal to or less than 2 ?m, the porosity of the porous water management layer is equal to or more than 30 vol % and equal to or less than 85 vol %, and the hydrophilicity thereof is equal to or more than 0.05 and equal to or less than 1.

Abstract: Systems and methods for liquid detection are disclosed. An illustrative method for liquid detection herein may include implementing CT imaging and XRD imaging on one or more liquid planes of liquid contained in a container at once by rotating the container so that X-rays from a same radiation source scan a whole area of each of the one or more liquid planes, and generating a substance identification result for the liquid contained in the container based on a CT image and a XRD image, wherein the CT imaging and the XRD imaging are implemented on a same liquid plane or different liquid planes. Consistent with various aspects and features, implementations may identify substances contained in the liquid more quickly and accurately.

Abstract: The present disclosure relates to multi-modality detection systems and methods. One illustrative multi-modality detection system may include a distributed radiation source configured to irradiate an object under detection, a primary collimator configured to separate rays of the distributed radiation source into two parts, wherein one part is for CT detection and the other part is for XRD detection, a CT detection device configured to perform a CT detection to acquire a CT image of the object under detection, and an XRD detection device configured to perform an XRD detection to acquire an XRD image of the object under detection, wherein the CT detection and the XRD detection are performed simultaneously.

Abstract: According to one embodiment, a transparent conductor includes a transparent substrate; a metal nanowire layer disposed on the transparent substrate and including a plurality of metal nanowires; a graphene oxide layer covering the metal nanowire layer; and an electrical insulating resin layer disposed in contact with the graphene oxide layer.

Abstract: The present disclosure relates to detection systems and methods. One illustrative detection system may include a distributed radiation source having a plurality of radiation source focus points, which irradiate an object under detection, wherein the plurality of radiation source focus points are divided into a certain number of groups, and a primary collimator that limits rays of each of the radiation source focus points such that the rays emit into an XRD detection device. An XRD detection device may include a plurality of XRD detectors that are divided into the same number of groups as the radiation source focus points, wherein XRD detectors in a same group are arranged to be separated by XRD detectors in other groups, and rays of each of the radiation source focus points are received by XRD detectors having the same group number as the group number of the radiation source focus point.

Abstract: In one embodiment, a membrane electrode assembly comprises a catalyst layer being porous and containing a catalyst material, the catalyst layer comprising a plurality of catalyst units each having a porous body structure or a laminated structure containing a void layer, and an electrolyte membrane adjacent to the porous catalyst layer. The catalyst unit bites into the electrolyte membrane, and an average biting ratio is not less than 10%, and not more than 80% of a thickness of the catalyst layer.

Abstract: According to one embodiment, a method of manufacturing a transparent conductor is provided. In the method, a silver nanowire layer including a plurality of silver nanowires and having openings is formed on a graphene film supported by a copper support. Then, a transparent resin layer insoluble in a copper-etching solution is formed on the silver nanowire layer such that the transparent resin layer contacts the graphene film through the openings. The copper support is then brought into contact with the non-acidic copper-etching solution to remove the copper support, thereby exposing the graphene film.

Abstract: According to one embodiment, a method of manufacturing a transparent conductor is provided. In the method, a silver nanowire layer including a plurality of silver nanowires and having openings is formed on a graphene film supported by a copper support. Then, a transparent resin layer insoluble in a copper-etching solution is formed on the silver nanowire layer such that the transparent resin layer contacts the graphene film through the openings. The copper support is then brought into contact with the non-acidic copper-etching solution to remove the copper support, thereby exposing the graphene film.

Abstract: A method for beautifying a balsa wood model aircraft with a thermal shrink covering film, so that the balsa wood model aircraft with a thermal shrink covering film is obtained. This method makes a model aircraft colorful, reduces labor costs, improves the beautifying and painting effect of the model aircraft, and also improves the pneumatic performance of the model aircraft.

Abstract: According to one embodiment, a transparent conductor includes a transparent substrate; a metal nanowire layer disposed on the transparent substrate and including a plurality of metal nanowires; a graphene oxide layer covering the metal nanowire layer; and an electrical insulating resin layer disposed in contact with the graphene oxide layer.

Abstract: According to one embodiment, a transparent conductor includes a transparent substrate; a metal nanowire layer disposed on the transparent substrate and including a plurality of metal nanowires; a graphene oxide layer covering the metal nanowire layer; and an electrical insulating resin layer disposed in contact with the graphene oxide layer.

Abstract: Systems and methods for liquid detection are disclosed. An illustrative method for liquid detection herein may include implementing CT imaging and XRD imaging on one or more liquid planes of liquid contained in a container at once by rotating the container so that X-rays from a same radiation source scan a whole area of each of the one or more liquid planes, and generating a substance identification result for the liquid contained in the container based on a CT image and a XRD image, wherein the CT imaging and the XRD imaging are implemented on a same liquid plane or different liquid planes. Consistent with various aspects and features, implementations may identify substances contained in the liquid more quickly and accurately.

Abstract: The present disclosure relates to detection systems and methods. One illustrative detection system may include a distributed radiation source having a plurality of radiation source focus points, which irradiate an object under detection, wherein the plurality of radiation source focus points are divided into a certain number of groups, and a primary collimator that limits rays of each of the radiation source focus points such that the rays emit into an XRD detection device. An XRD detection device may include a plurality of XRD detectors that are divided into the same number of groups as the radiation source focus points, wherein XRD detectors in a same group are arranged to be separated by XRD detectors in other groups, and rays of each of the radiation source focus points are received by XRD detectors having the same group number as the group number of the radiation source focus point.

Abstract: The present disclosure relates to multi-modality detection systems and methods. One illustrative multi-modality detection system may include a distributed radiation source configured to irradiate an object under detection, a primary collimator configured to separate rays of the distributed radiation source into two parts, wherein one part is for CT detection and the other part is for XRD detection, a CT detection device configured to perform a CT detection to acquire a CT image of the object under detection, and an XRD detection device configured to perform an XRD detection to acquire an XRD image of the object under detection, wherein the CT detection and the XRD detection are performed simultaneously.