Abstract: Described herein is a method of processing an audio signal using a neural network or using a first and a second neural network. Described is further a method of training said neural network or of jointly training a set of said first and said second neural network. Moreover, described is a method of obtaining and transmitting a latent feature space representation of a perceptual domain audio signal using a neural network and a method of obtaining an audio signal from a latent feature space representation of a perceptual domain audio signal using a neural network. Described are also respective apparatuses and computer program products.

Abstract: The present invention relates to a method for predicting transform coefficients representing frequency content of an adaptive block length media signal, by receiving a frame and receiving block length information indicating a number of quantized transform coefficients for each block in the frame, the number of quantized transform coefficients being one of a first or second number, wherein the first number is greater than the second number, determining a first block has the second number of quantized transform coefficients, converting the first block into a converted block having the first number of quantized transform coefficients, conditioning a main neural network trained to predict at least one output variable given at least one conditioning variable, the at least one conditioning variable being based on information regarding the converted block and block length information for the first block, providing at least one predicted transform coefficients from an output stage of the main neural network.

Abstract: The present invention relates to the field of fluid heat transfer, and discloses a heat transfer enhancement pipe as well as a cracking furnace and an atmospheric and vacuum heating furnace including the same. The heat transfer enhancement pipe (1) includes a pipe body (10) of tubular shape having an inlet (100) for entering of a fluid and an outlet (101) for said fluid to flow out; the internal wall of the pipe body (10) is provided with a fin (11) protruding towards the interior of the pipe body (10), the fin (11) spirally extends in an axial direction of the pipe body (10), wherein at least one of a heat insulator (14) and a heat insulating layer (17) is provided at the outside of the pipe body (10). The heat transfer enhancement pipe can reduce thermal stress of itself, thereby increasing service life of the heat transfer enhancement pipe.

Abstract: Described herein is a method of waveform decoding, the method including the steps of: (a) receiving, by a waveform decoder, a bitstream including a finite bitrate representation of a source signal; (b) waveform decoding the finite bitrate representation of the source signal to obtain a waveform approximation of the source signal; (c) providing the waveform approximation of the source signal to a generative model that implements a probability density function, to obtain a probability distribution for a reconstructed signal of the source signal; and (d) generating the reconstructed signal of the source signal based on the probability distribution. Described are further a method and system for waveform coding and a method of training a generative model.

Abstract: A silicon rod cutting system, including: a machine base (1), wherein the machine base has at least two cutting stations, which are disposed at intervals; at least two cutting devices (4), which are fixed on the machine base, wherein the cutting devices are in one-to-one correspondence with the cutting stations, and the cutting devices are configured to cut a silicon rods on the cutting stations; a loading and unloading device (2), which is fixed with the machine base, wherein the loading and unloading device is configured to load a round silicon rod and unloading a square rod formed by cutting; and a transfer device (3), which is disposed on the machine base and is disposed between the cutting stations, wherein the transfer device is configured transfer, to the cutting station, the silicon rod loaded by the loading and unloading device, and transfer the square rod formed on the cutting stations to the loading and unloading device.

Abstract: Disclosed is a detector (100), including an atomization mechanism (10), a charging mechanism (20), an ion trap (30), and an electrostatic detection mechanism (40). The atomization mechanism (10) is provided with an atomization cavity (11) and used for introducing a carrier gas and atomizing a sample. The charging mechanism (20) is provided with a charging cavity (21) and used for charging the detection gas flow. The ion trap (30) is provided with a separation cavity (31) and used for separating charges carried by the carrier gas. The electrostatic detection mechanism (40) is used for detecting the quantity of charges carried by the detection gas flow output from the ion trap (30). The atomization cavity (11), the charging cavity (21), and the separation cavity (31) are sequentially connected and communicated to form a detection gas path for the detection gas flow to flow.

Abstract: A system of undoing data and a method of undoing data based on a data flow management are provided. The system of undoing data based on the data flow management includes a display module, a project task management module, and a task engine. The display module receives an undone command, so that the project task management module performs a verification operation. When a result in response to the verification operation is a result of passing the verification operation, the project task management module generates a historical data list according to the undone command. The task engine, the project task management module, and the display module respectively delete relevant data according to the undone command and the historical data list and generate an undone result and new task information according to the deleted relevant data. The display module displays the undone result and the new task information.

Abstract: The present application provides a connector, a cooling apparatus, a battery, and an electric device. The connector includes a first coupling, a second coupling, an identification portion, and a shielding member. The second coupling is connected to the first coupling. The identification portion is configured to be identified by an external apparatus. Under the condition that the first coupling and the second coupling are not properly connected, the shielding member shields the identification portion, and under the condition that the first coupling and the second coupling are properly connected, the identification portion is uncovered by the shielding member and exposed to an external environment of the connector, or the identification portion is capable of being exposed to the external environment of the connector via an identification window provided on the shielding member.

Abstract: Described herein is a method of processing an audio signal using a neural network or using a first and a second neural network. Described is further a method of training said neural network or of jointly training a set of said first and said second neural network. Moreover, described is a method of obtaining and transmitting a latent feature space representation of a perceptual domain audio signal using a neural network and a method of obtaining an audio signal from a latent feature space representation of a perceptual domain audio signal using a neural network. Described are also respective apparatuses and computer program products.

Abstract: An energy storage system, an energy storage module, and an electric apparatus. The energy storage system includes a main heat exchange medium pipeline, a heat exchange unit, a self-sealing joint unit, and at least one battery. The battery includes at least one battery cell, the heat exchange unit is used for exchanging heat with the battery cell, the heat exchange unit is provided with a heat exchange medium port for a heat exchange medium to enter or exit, and the heat exchange medium port is in communication with the main heat exchange medium pipeline via the self-sealing joint unit.

Abstract: Provided in the present application are a positive electrode material, and a preparation method therefor and the use thereof. The chemical formula of the positive electrode material is xLi2MnO3:(1-x-y)LiNiaTM(1-a)O2·yLiMnbA(1-b)PO4, wherein O<x<1, 0<y<1, 0?a?1, 0.5?b?1, and TM and A respectively and independently comprise a metal element. The positive electrode material can form continuous phase transformation, has a super-domain structure and a stable layered structure, and can stabilize lattice oxygen and reduce voltage drop, such that the cycling performance of a battery under a high voltage can be significantly improved.

Abstract: Described herein is a method of waveform decoding, the method including the steps of: (a) receiving, by a waveform decoder, a bitstream including a finite bitrate representation of a source signal; (b) waveform decoding the finite bitrate representation of the source signal to obtain a waveform approximation of the source signal; (c) providing the waveform approximation of the source signal to a generative model that implements a probability density function, to obtain a probability distribution for a reconstructed signal of the source signal; and (d) generating the reconstructed signal of the source signal based on the probability distribution. Described are further a method and system for waveform coding and a method of training a generative model.

Abstract: Provided are a thermal management component, a thermal management assembly, a battery, and an electric device. The thermal management component includes two straight walls and two bent walls. The two straight walls are arranged oppositely along a first direction. Each of the two bent walls is connected to one end of the straight walls along a second direction, where the second direction is perpendicular to the first direction. The two bent walls and the two straight walls enclose to form a holding space, and the holding space is configured to contain a heat exchange medium.

Abstract: A battery includes a battery cell and a thermal management component. The battery cell includes a first surface and a second surface, and the thermal management component includes a first thermal management component and a second thermal management component. The first thermal management component is arranged on the first surface, and the first thermal management component is configured to adjust the temperature of the battery cell. The second thermal management component is arranged on the second surface, and the second thermal management component is configured to adjust the temperature of the battery cell.

Abstract: Described herein is a method of determining at least one mask for use in training a deep neural network (DNN)—based mask-based audio processing model. In particular, the method may comprise obtaining a time-frequency representation of a target audio signal for use in the training. The method may further comprise determining a per-channel energy normalization (PCEN) measure for the target audio signal. The method may yet further comprise determining the at least one mask based on the PCEN measure.

Abstract: A pipe connection assembly, a liquid cooling system, a battery and an electric apparatus are provided. The pipe connection assembly includes a first connector and a first connection pipe, the first connector is configured to communicate with a liquid cooling plate; the first connection pipe includes a sealing section and a connecting section communicating with each other, the sealing section hermetically communicates with the first connector, and an inner diameter of the connecting section is less than that of the sealing section. The first connector is hermetically inserted into the sealing section; the sealing section is provided in a quantity of two and the two sealing sections are respectively disposed at two ends of the connecting section; and the first connector is provided in a quantity of two and the two first connectors are inserted into the two sealing sections in one-to-one correspondence.

Abstract: A connection structure includes a male connector, a female connector including a first clamping portion and a through hole for inserting the male connector, a marking member including a second clamping portion configured to be clamped with the first clamping portion, and a locking member installed on the female connector. The locking member is configured to move from a first position to a second position when an insertion depth of the male connector reaches a preset value, so as to lock the male connector and drive the second clamping portion to separate from the first clamping portion.

Abstract: A manganese-based solid solution positive-electrode material, wherein the manganese-based solid solution positive-electrode material has a layered structure, and a chemical formula of the manganese-based solid solution positive-electrode material is aNa2MnxR1-xO3·(1?a)LiMny?M1-?O2, where 0.05?a<1, 0<x?1, 0.1?y?1, and each of the R and the M in the chemical formula independently comprises any one or combination of at least two of: alkali metal elements, alkaline earth metal elements, and transition metal elements.

Abstract: A method and device for developing an automated digital cloning method to create an accurate, predictive and personalized virtual patient model enabling personalized precision mechanical ventilation care.