Abstract: A method of decoding an image, includes obtaining at least one offset for a picture, deriving a variable for scaling for the picture based on the at least one offset, and performing inter prediction based on the variable for scaling for the picture. The at least one offset is defined with a direction of scaling.

Abstract: In a method for enriching and separating an anaerobic fiber-degrading bacterium on the basis of cellulosic magnetic nanoparticles, the cellulosic magnetic nanoparticles are prepared by coating cellulose on the surface of a magnetic nanomaterial. Bacteria attach to the cellulosic magnetic nanoparticles. Anaerobic fiber-degrading bacteria degrade the cellulose and then detach from the cellulosic magnetic nanoparticles, and the anaerobic fiber-degrading bacteria are obtained by means of separation using a magnet. The magnetic nano-separation technology can be used as a new technology to efficiently separate anaerobic fiber-degrading bacteria.

Abstract: A speed measurement method, system and apparatus of a medium and low speed maglev train are provided. The method comprises: determining a position of a marked eddy current sensor for each eddy current pulse of each of two eddy current pulse data groups based on the eddy current pulse, distribution data of maglev steel rail sleepers and eddy current sensors; determining a first speed value based on positions of marked eddy current sensors and pulse moments respectively corresponding to two adjacent eddy current pulses; calculating a second speed value based on a first speed value corresponding to an eddy current pulse data group of which pulse moment is ranked ahead in the two eddy current pulse data groups and an acceleration sensing data; calculating a third speed value based on radar sensing data; and fusing the first, second and third speed values to obtain a final speed value.

Abstract: Disclosed herein are an order-preserving encryption method and apparatus. The order-preserving encryption method may include when plaintext data is received from a client, storing a ciphertext database (DB), generated by encrypting the plaintext data, and a search index in a server, when a request for a range search query is received from the client, converting the range search query into a search index query statement, querying the server including search indices for the search index query statement, and querying the ciphertext DB of the server for an index ciphertext received in response to the query, and decrypting a ciphertext received as a response from the ciphertext DB and then transferring a plaintext-type response to the query statement to the client.

Abstract: A method of bandwidth part (BWP) management for a network is provided. Position information of user equipments is received. Whether interference exists between any two of the user equipments is determined based on the position information of the user equipments and the position information of the base stations to obtain an interference status of the user equipments. Interference exists between user equipment(s) of any two base stations in each of the at least one base station combination. Interference exists between a first user equipment and a second user equipment in a first base station combination. BWP resource allocation is performed based on the at least one base station combination and the interference status of the user equipments to obtain a BWP resource allocation result. The first user equipment is assigned with a first BWP frequency band and the second user equipment is assigned with a second BWP frequency band.

Abstract: In various embodiments, provided are immune response signatures that can be used for the diagnosis, monitoring, and treatment of long-term diseases and inflammatory disorders caused by viral infections. In some embodiments, the viral infection is SARS-CoV-2 infection. In some embodiments, the long-term disease is post-acute sequelae of SARS-CoV-2 infection (PASC).

Abstract: A positioning method comprises the following. Detecting an image marker and receiving an additional information, wherein a first pose information of a first positioning device relative to a target anchor point is included in the additional information, the first positioning device and the target anchor are outside a first positioning space, and a second positioning device is in the first positioning space. Obtaining a second pose information of the second positioning device relative to the first positioning device according to the image marker. Obtaining a positioning-pose information of the second positioning device in the first positioning space through a positioning means which is different from an image marker detection means. Obtaining the target pose information of the target anchor relative to the first positioning space according to the first pose information, the second pose information and the positioning-pose information.

Abstract: The present disclosure provides a method and apparatus for providing an automated interlocking logic for moving-block railway signaling. According to at least one embodiment, the present disclosure provides a method for generating a train route for railway signaling based on moving block principle, including generating a directed graph for a track layout by calling pre-stored track information, generating a path matrix corresponding to the number of movement hops of a train based on the directed graph, and generating a train route from the path matrix, and verifying the train route by obtaining route information of the train from a mission of an automatic train supervision (ATS) system and comparing the route information with the train route.

Abstract: A method estimating a depth of an environment includes generating, via a cross-attention model, a cross-attention cost volume based on a current image of the environment and a previous image of the environment in a sequence of images. The method also includes generating, via the cross-attention model, a depth estimate of the current image based on the cross-attention cost volume, the cross-attention model having been trained using a photometric loss associated with a single-frame depth estimation model. The method further includes controlling an action of the vehicle based on the depth estimate.

Abstract: A biological wastewater processing system is provided, which includes a processing unit and a desulfurization bacteria culture tank. The processing unit is used to remove humic acid or color from wastewater. The processing unit includes a plurality of porous carriers, and the desulfurization bacteria and white-rot fungi are immobilized on the porous carriers. The desulfurization bacteria culture tank is used for cultivating the desulfurization bacteria, and the desulfurization bacteria culture tank is connected to the processing unit. In addition, the desulfurization bacteria culture tank produces a liquid containing sulfate ions, and the liquid containing sulfate ions is introduced into the processing unit to control the pH value of the processing unit, so that the pH value of the processing unit is between 5.5 and 6.5. A method for processing biological wastewater is also provided.

Abstract: Disclosed herein are a decoding method and apparatus and an encoding method and apparatus that perform inter-prediction using a motion vector predictor. For a candidate block in a col picture, a scaled motion vector is generated based on a motion vector of the candidate block. When the scaled motion vector indicates a target block, a motion vector predictor of the target block is generated based on the motion vector of the candidate block. The motion vector predictor is used to derive the motion vector of the target block in a specific inter-prediction mode such as a merge mode and an AMVP mode.

Abstract: An electrical impedance imaging sensing system includes a signal processing device, a sensing element and a processor. The signal processing device is electrically coupled to the sensing element and configured for outputting an emission signal. Each of N electrodes of the sensing element is configured to receive a received signal after the emission signal passes through a to-be tested object. The processor is configured to determine whether one of the N electrodes fails according to a plurality of the received signal; in response to the failure of the electrode, compensate the received signal of the failed electrode; and generate an electrical impedance image pre-processing data according to the received signal.

Abstract: The present invention provides a polypropylene cable protective layer and a preparation method thereof. The polypropylene cable protective layer sequentially includes a dielectric layer, a buffer layer and an insulating layer from the inside to the outside, and the thickness of the dielectric layer accounts for 5%˜12% of the thickness of the polypropylene cable protective layer; the thickness of the buffer layer accounts for 17%˜25% of the thickness of the polypropylene cable protective layer; the dielectric layer, the buffer layer and the insulating layer are respectively obtained by the wrapping of a polypropylene film A, a polypropylene film B and a polypropylene film C. The polypropylene cable protective layer of the present invention forms a dielectric gradient, and realizes the improvement of the insulation strength and voltage level of the power cable, and the increase of the transmission capability.

Abstract: Disclosed is an apparatus for exploring an optimized treatment pathway of a target patient, which includes an episode sampling module that receives a virtual electronic medical record (EMR) episode, calculates a similarity between a first current state of the target patient, which corresponds to the received virtual EMR episode, and a second current state of a patient, which corresponds to each of a plurality of EMR episodes, extracts an EMR episode, and outputs a pair of the virtual EMR episode and the extracted EMR episode, a state value evaluation module that predicts an expected value of a reward, a treatment method learning module that predicts an optimized treatment method and optimized timing of treatment and provides an external prediction model with the current state of the target patient and the treatment method, and a virtual episode generation module that generates a new virtual EMR episode.

Abstract: A touch feedback device includes an optical imaging module, an air supplying module, a sensing module, and a signal processing module. The optical imaging module generates a first floating image. The air supplying device forms an airflow field at the outline and/or around the first floating image. The sensing module is configured to sense the change of the airflow field, including the amount of airflow, the air pressure or the speed of airflow caused by the detected object to correspond to a position information. The signal processing module is configured to determine when the position information is inside the preset trigger area of the first floating image outline area, generates at least one feedback command, wherein the at least one feedback command is sent to the optical imaging module to let the optical imaging module generate a second floating image that is different than the first floating image.

Abstract: A meshing structure for plate welding, and a tack-free welding device and method are provided. The device comprises a connecting frame, a welding gun, and a cutting mechanism, the welding gun is fixed on the connecting frame, and the cutting mechanism is connected to the connecting frame. The meshing structures are disposed on welded plates, and after being assembled, the two plates can be restrained by the meshing structures in multiple dimensions. Before welding, edges of the plates are cut according to the form of the meshing structures, then the plates are assembled and meshed; after the position of the welding gun is adjusted, the cutting mechanism and the welding gun are driven by a welding robot or a special welding machine to move along a weld; and the meshing structures are removed by the cutting mechanism, and then normal welding is performed by the welding gun.

Abstract: A physiological information sensing device includes a signal generator, a transmitting antenna, first and second receiving antennas, a signal processing circuit and a computing element. The signal processing circuit includes a mixer, first and second band pass filters. The transmitting antenna transmits a microwave signal generated by the signal generator. The first receiving antenna and the second receiving antenna receive first and second reflected signals respectively. The mixer integrates the first and second reflected signals, and performs demodulation to generate a demodulated signal. The first band pass filter filters the demodulated signal based on a first frequency domain to generate a first filtered signal, and the first second pass filter filters the demodulated signal based on a second frequency domain to generate a second filtered signal. The computing element outputs a heart rate and a respiration rate according to the first and second filtered signals.

Abstract: A clock generator includes a phase controller configured to generate phase control information in response to comparing a phase of an input clock signal against a phase of a division clock signal, and an oscillator configured to generate a plurality of oscillation signals at an equivalent output frequency but different phases, in response to the phase control information and duty control information. A duty cycle converter is provided, which is configured to generate a plurality of output clock signals at the output frequency by adjusting duty cycles of the plurality of oscillation signals, such that the plurality of output clock signals have duty cycles smaller than the duty cycles of the plurality of oscillation signals. A clock divider is provided, which is configured to generate the division clock signal by dividing the output frequency of one of the plurality of output clock signals, such that the division clock signal has a division frequency smaller than the output frequency.

Abstract: An apparatus and method for generating training data according to an embodiment is disclosed. The apparatus for generating training data according to an embodiment includes at least one processor and a memory to store instructions for executing the at least one processor, wherein upon being executed by the at least one processor, the instructions allow the at least one processor to output a first image for one sample vector from a first generator included in the apparatus, and generate a second image from a second generator included in the apparatus based on the first image and a feature map extracted from a convolution block for each stage of a lightweight target model for the first image.

Abstract: Disclosed are compounds and pharmaceutically acceptable salts and stereoisomers thereof that may bind to CRBN complex and cause degradation of various proteins e.g., IKZF2 (Helios). Also disclosed are pharmaceutical compositions containing same, and methods of making and using the compounds to treat diseases and disorders characterized or mediated by the presence of a protein, and hence would benefit from degradation of said protein.