Abstract: Disclosed by the disclosure is a convolutional neural network on-chip learning system based on non-volatile memory, comprising: an input module, a convolutional neural network module, an output module and a weight update module. The on-chip learning of the convolutional neural network module implements the synaptic function by using the characteristic of the memristor, and the convolutional kernel value or synaptic weight value is stored in a memristor unit; the input module converts the input signal into the voltage signal; the convolutional neural network module converts the input voltage signal layer-by-layer, and transmits the result to the output module to obtain the output of the network; and the weight update module adjusts the conductance value of the memristor in the convolutional neural network module according to the result of the output module to update the network convolutional kernel value or synaptic weight value.

Abstract: A polishing layer is provided. The polishing layer have a surface pattern, a cross section of the surface pattern along a direction has a plurality of grooves and a plurality of polishing portions, each of the grooves is disposed between every two adjacent polishing portions, and the polishing layer comprises a body layer and a surface layer. The surface layer is disposed on a surface of the body layer, and a top of at least one of the polishing portions has at least one flattened region exposing the body layer.

Abstract: A data processing method and device are provided. The method includes: extracting a plurality of data sets from unlabeled data; and for each data set, creating a plurality of sample sets by assigning labels to data samples in the data set, respectively training, for each sample set created from the data set, a classifier by using the sample set and labeled data, obtaining a sample set that corresponds to a trained classifier with the highest performance, and adding the obtained sample set to a candidate training set. Each sample set includes the first preset number of data samples with respective labels, the labels of the data samples in each sample set constitutes a label combination, and label combinations corresponding to different sample sets are different from each other. The method also includes adding a second preset number of sample sets in the candidate training set to the labeled data.

Abstract: A method and apparatus are disclosed from the perspective of a first UE (User Equipment) to update Layer-2 Identities (IDs). In one embodiment, the method includes the first UE establishing a unicast link with a second UE, wherein a first Layer-2 ID of the first UE and a second Layer-2 ID of the second UE are used for data transmission and reception on the unicast link. The method further includes the first UE transmitting a Link Identifier Update Request message for the unicast link to the second UE, wherein the Link Identifier Update Request message includes a new first Layer-2 ID of the first UE. The method also includes the first UE receiving a Link Identifier Update Accept message for the unicast link from the second UE, wherein the Link Identifier Update Accept message includes a new second Layer-2 ID of the second UE.

Abstract: A device includes a first horizontal-gate-all-around (HGAA) transistor, a second HGAA transistor, a first vertical-gate-all-around (VGAA) transistor, and a second VGAA transistor. The first HGAA transistor and the second HGAA transistor are adjacent to each other. The first VGAA transistor is over the first HGAA transistor. The second VGAA transistor is over the second HGAA transistor. A top surface of the first VGAA transistor is substantially coplanar with a top surface of the second VGAA transistor.

Abstract: A machine learning model training method includes: training a machine learning model using features of samples in a training set, where a sample in the training set corresponds to an initial first weight and an initial second weight. In one iteration, the method includes: determining a first sample set comprising one or more samples whose corresponding target variables are incorrectly predicted; determining an overall predicted loss of the first sample set based on the predicted losses and corresponding first weights of samples in the first sample set; updating the first weights and second weights of the samples in the first sample set based on the overall predicted loss of the first sample set; and inputting the second weights, the features, and the target variables of the samples in the training set to the machine learning model, and initiating a next iteration of training the machine learning model.

Abstract: Optical sensors and their making methods are described herein. In some embodiments, a described sensing apparatus includes: an image sensor; a collimator above the image sensor, wherein the collimator includes an array of apertures; and an optical filtering layer above the collimator, wherein the optical filtering layer is configured to filter a portion of light to be transmitted into the array of apertures.

Abstract: In some examples a semiconductor chip package includes a conductive terminal. In addition, the semiconductor chip package includes a die pad including a top side and a recess extending into the top side. The die pad is downset relative to the conductive terminal. Further, the semiconductor ship package includes a semiconductor die positioned within the recess, wherein the semiconductor die has an outer perimeter, and a solder fillet engaged within the recess and with the outer perimeter of the semiconductor die. Still further, the semiconductor chip package includes a wire bond coupled to the semiconductor die and the conductive terminal, and a mold compound covering the conductive terminal, the wire bond, the die pad, and the semiconductor die.

Abstract: A super-compact arrayed waveguide grating (AWG) wavelength division multiplexer based on a sub-wavelength grating is provided and includes an input waveguide, a first planar waveguide, an arrayed waveguide, a second planar waveguide, and the output waveguide that are sequentially connected. The input waveguide has 1 port, and the output waveguide has 8 ports. The arrayed waveguide includes 50 equivalent uniform strip waveguides with the same length difference, and each of the equivalent uniform strip waveguides is configured as a sub-wavelength grating structure, thereby forming the effect of increasing group refractive index or transmission delay based on a slow light effect. The 8 channels with a channel spacing of 200 GHz have the minimum adjacent channel crosstalk of less than ?27 dB, and the overall size is within 300×230 ?m2. In the multiplexer, the overall integration size of the device is reduced by an order of magnitude.

Abstract: Systems and methods provide for enabling multicast-based performance routing and policy controls for software-defined networking in a wide area network deployment including a multicast application-route policy based on sources, groups, receivers, dynamic application-route policy path selection from multicast replicators, and application-route SLA switchover across paths and multicast replicators based on SD-WAN multicast routing architecture; and dynamically selecting SD-WAN multicast replicators based on policies for replication including allowed multicast groups, geographic location, bandwidth indications, system load, and performance, and switching over dynamically across multicast replicators based real-time multicast replicator status updates.

Abstract: An obstacle state evolution of a spatial position of a moving obstacle over a period of time is determined. A lane-obstacle relation evolution of the moving obstacle with each of one or more lanes near the moving obstacle over the period of time is further determined. An intended movement of the moving obstacle is predicted based on the obstacle state evolution and the lane-obstacle evolution. Thereafter, a trajectory of the ADV is planned to control the ADV to avoid a collision with the moving obstacle based on the predicted intended movement of the moving obstacle. The above process is iteratively performed for each of the moving obstacles detected within a predetermined proximity of the ADV.

Abstract: Systems, methods, apparatuses and non-transitory, computer-readable mediums are disclosed for short-range position tracking using a stationary magnetic field gradient. In an embodiment, a method comprises: obtaining, by a sensing array of a device worn or held by a user in an environment, a measurement of a stationary magnetic field generated by a magnetic source in the environment, the stationary magnetic field being independent of an ambient magnetic field in the environment; determining based on the measurement, a change in the magnetic field over time; determining based on the measurement, a change in the magnetic field over distance; obtaining, by the processor, a rotation angle of the device; determining a velocity of the device based on the change in the magnetic field over time, the change in the magnetic field over distance and the rotation angle of the device; and integrating the velocity to obtain a position of the device.

Abstract: Systems, methods, devices, and media for anamorphosis systems to generate and cause display of anamorphic media are disclosed. In one embodiment, an anamorphosis system is configured to identify a set of features of a space, determine relative positions of the set of features, determine a perspective of the mobile device within the space based on the relative positions of the set of features, retrieve anamorphic media based on the location of the mobile device, and apply the anamorphic media to a presentation of the space at the mobile device. The anamorphic media may include media items such as images and videos, configured such that the media items are only visible from one or more specified perspectives. The anamorphic media may include a stylized text string projected onto surfaces of a space such that the stylized text string is correctly displayed when viewed through a user device from a specified perspective.

Abstract: A signal interference avoidance method includes, when the self-interference occurs for the UE connected concurrently to a first network device and a second network device, transmitting first interference avoidance indication information to the second network device. The first interference avoidance indication information is used to enable the second network device to communicate with the UE through a first time-domain resource and/or a first frequency-domain resource. The first interference avoidance indication information includes identification information about the UE.

Abstract: A filter element assembly and a water purifier. The filter element assembly includes: a first housing having a first water port, a second water port, a third water port, and a fourth water port; a first filter element having a first water channel and a second water channel; a second housing; a second filter element, a third water channel and a fourth water channel being provided at an outer periphery and an inner periphery of the second filter element, respectively; a first pipeline connected between the third water port and a fifth water port and arranged in the second water channel; and a second pipeline connected between the fourth water port and a sixth water port arranged within the second water channel and spaced apart from the first pipeline.

Abstract: An insole (2) has a heel region (8), an arch region (6) and a forefoot region (4). A pod (10) comprising an encapsulated liquid is partially embedded in a foam layer in the heel region (8). The impact of foot strike can lead to large forces on joints in the body. The insole (2) with the pod (10) reduces the impact of foot strike and therefore can lessen the impact of steps on the body.

Abstract: Composite particles may be produced by drying slurries containing silica particles and graphenic carbon particles in a liquid carrier. Elastomeric formulations comprising a base elastomer composition and the silica-graphenic carbon composite particles are also disclosed. The formulations possess favorable properties such as increased stiffness and are useful for many applications such as tire treads.

Abstract: The present invention relates to a pre-hydrotreatment and purification method for waste lubricating oil, the method comprising the following steps: mechanical impurities are removed from waste lubricating oil, and then the oil is subjected to flash distillation to separate free water and a portion of light hydrocarbons; a bottom product of the flash distillation column is mixed with hydrogen and a self-sulfurizing oil-soluble transition metal catalyst, and then enters a slurry bed reactor for pre-hydrotreatment; a gas product obtained by performing separation on a reaction effluent is subjected to adsorption purification and then enters a hydrogen recycle compressor for cyclic use; a liquid product obtained by performing separation on a reaction effluent is subjected to hydrocyclone separation and solvent washing to remove solid residue, and finally a purified lubricating oil component is obtained.

Abstract: Disclosed are a computer-implemented method, a device and a computer program product of node management for a cluster of a cluster of computing nodes. A plurality of computing nodes in a cluster can be grouped into a hierarchy of groups according to a hierarchy of grouping policies. One of computing nodes in each group of the hierarchy of groups can be determined as a leader node of the corresponding group. A leader node of a first group can be responsible for collecting and reporting status of all computing nodes in the first group to a leader node of a second group superior to the first group by one level in the hierarchy of groups.

Abstract: An electronic device is provided. The electronic device includes a substrate, first, second, and third wires, first and second semiconductor elements, and a conductor. The first, second, and third wires are disposed on the substrate. The third wire is adjacent to the second wire. The second and third wires cross the first wire, and a width of the third wire is less than that of the second wire. The first semiconductor element is overlapped the first and third wires. The second semiconductor element is overlapped the first wire and adjacent to the first semiconductor element. The conductor is disposed below the second semiconductor element. The first and the second semiconductor element each crosses the first wire in two parts and the two parts of the second semiconductor element is less than the two parts of the first semiconductor element in distance.