Abstract: The present disclosure relates to a monitoring method, device and system for an industrial control system and a computer-readable medium. They are used to effectively monitor the industrial control system. The method includes: obtaining first network traffic transmitted in the industrial control system in a passive monitoring manner; determining whether it is necessary to monitor the industrial control system in an active probe manner according to characteristics of industrial devices in the industrial control system in the first network traffic; and upon determining it is necessary to monitor the industrial control system in an active probe manner, determining a target industrial device according to the characteristics of the industrial devices in the industrial control system in the first network traffic, sending third network traffic to the determined target industrial device, and obtaining second network traffic sent by the target industrial device in response to the third network traffic.

Abstract: A method, device, storage medium, processor and terminal are for identifying security threats. In an embodiment, the method includes collecting a plurality of security-related security events, each security event containing a plurality of fields; for a first security event of the plurality of security events, searching one or more second security events related to the first security event from the plurality of security events according to one or more fields of the plurality of fields of the first security event, one or more second security events and the first security event forming event graphs; calculating the weights of the event graphs; and sorting the event graphs according to the weights.

Abstract: An audiovisual communication system includes a plurality of environment sound sources, a microphone array, an image processing device, an audio processing device and a denoise processing device. Each of the plurality of environment sound sources has an environment sound. A plurality of microphones of the microphone array receive the plurality of environment sounds and output a plurality of receiving audio signals according to the plurality of environment sounds respectively. The image processing device obtains an image including the plurality of environment sound sources and selects one of the plurality of environment sound sources in the image as a target sound source according to a selection command. The image processing device calculates a relative position between the target sound source and the microphone array according to a first coordinate. The audio processing device receives the plurality of receiving audio signals and calculates a target audio signal.

Abstract: A method for decolorization of polyester fabrics is provided. The method for decolorization of polyester fabrics includes putting polyester fabrics into an extraction cell. The method for decolorization of polyester fabrics also includes making a supercritical fluid and a co-solvent flow into the extraction cell. The method for decolorization of polyester fabrics further includes adjusting the temperature in the extraction cell to be greater than or equal to the glass transition temperature of the polyester fabrics, so that the supercritical fluid and the co-solvent perform a decolorization reaction on the polyester fabrics. Moreover, the method for decolorization of polyester fabrics includes making the supercritical fluid and the co-solvent flow out of the extraction cell. The method for decolorization of polyester fabrics also includes taking the polyester fabrics out of the extraction cell.

Abstract: Various embodiments include a method for security management at a scanning system installed outside a monitored system. The method comprises: acquiring first information for identification of a mobile storage device; generating third information to indicate current status of files on the mobile storage device; and sending the first information and the third information to a monitoring system to check if usage of the mobile storage device in the monitored system is secure.

Abstract: A monitoring device and an operation method thereof are provided to detect whether an object of interest appears in a video stream. The monitoring device includes a motion calculation circuit, a motion region determination circuit and a computing engine. The motion calculation circuit performs motion calculation on a current frame in the video stream to generate a motion map. The motion region determination circuit determines a motion region in the current frame according to the motion map. The motion region determination circuit notifies the computing engine with the motion region in the current frame. The computing engine performs an object of interest detection on the motion region in the current frame of the video stream to generate a detection result. The motion region determination circuit determines whether to ignore the motion region in a subsequent frame after the current frame according to the detection result.

Abstract: A monitor method for detecting an object includes capturing an image; calculating an initial probability of the object existing in the image; applying a mask to cover a first portion of the image if the initial probability is higher than a threshold; calculating a first probability of the object existing in the image excluding the first portion; and using at least the first probability to detect the location the object in the image.

Abstract: A monitoring device and an operation method thereof are provided to detect whether an object of interest appears in a video stream. The monitoring device includes a motion calculation circuit, a motion region determination circuit and a computing engine. The motion calculation circuit performs motion calculation on a current frame in the video stream to generate a motion map. The motion region determination circuit determines a motion region in the current frame according to the motion map. The motion region determination circuit notifies the computing engine with the motion region in the current frame. The computing engine performs an object of interest detection on the motion region in the current frame of the video stream to generate a detection result. The motion region determination circuit determines whether to ignore the motion region in a subsequent frame after the current frame according to the detection result.

Abstract: A micro LED display includes a display substrate, a first soldering layer, at least one second soldering layer, first micro LEDs and at least one second micro LED. The display substrate includes a substrate having a plurality of pixel areas, a first circuit layer and a second circuit layer, and the first circuit layer and the second circuit layer are arranged in each pixel area. The first soldering layer is disposed on the first circuit layer, and the second soldering layer is disposed on the second micro LED. An arranging area of the first soldering layer is greater than an arranging area of the second soldering layer. The first micro LEDs is bonding to the first circuit layer in each pixel area through the first soldering layer. The second micro LED is bonding to the second circuit layer of one of the pixel areas through the second soldering layer.

Abstract: A toilet flush lever assembly is provided, including: a handle member, including an operation member and a shaft connected with each other, the shaft being configured to be rotatably mounted to a water tank; a connection member, being movable and connected with the shaft, including a sleeve portion which is slit to include at least one first slit; a driving member, including a ball joint and a rod member connected with each other, the sleeve portion being disposed around the ball joint; a urging member, sleeved with and radially urging the sleeve portion to restrain the ball joint.

Abstract: A method for skin care and/or maintenance including applying or administering a preparation to a subject is provided. The preparation includes a biomedical composition, and the biomedical composition includes an effective amount of micelle, wherein the micelle includes a hyaluronic acid and/or a derivative thereof and a modified histidine. The modified histidine is grafted to at least one primary hydroxyl group of the hyaluronic acid and/or the derivative thereof, and a graft ratio of the modified histidine is 1-100%. Moreover, the hyaluronic acid and/or the derivative thereof and the modified histidine form the micelle on a weight percentage of 0.2-300:1.

Abstract: Mesenchymal stromal cells are engineered to express a chimeric antigen receptor (CAR), that specifically binds a marker of activated myeloid cells, including without limitation folate receptor beta; and are administered to an individual for treatment of inflammation at sites characterized by the presence of activated myeloid cells.

Abstract: The present disclosure relates to a monitoring method, device and system for an industrial control system and a computer-readable medium. They are used to effectively monitor the industrial control system. The method includes: obtaining first network traffic transmitted in the industrial control system in a passive monitoring manner; determining whether it is necessary to monitor the industrial control system in an active probe manner according to characteristics of industrial devices in the industrial control system in the first network traffic; and upon determining it is necessary to monitor the industrial control system in an active probe manner, determining a target industrial device according to the characteristics of the industrial devices in the industrial control system in the first network traffic, sending third network traffic to the determined target industrial device, and obtaining second network traffic sent by the target industrial device in response to the third network traffic.

Abstract: A one-way coupling device for the feedback-free transmission of data from the first network with high security requirements into a second network with low security requirements, containing a request unit, an eavesdropping unit and a receiving unit, wherein the request unit is formed so as to provide a first communication link within the first network to at least one device and, moreover, to request first data from the at least one device and then to transmit the first data via a second communication link on a separate line loop of the request unit, and the eavesdropping unit, which is formed so as to eavesdrop on data on the separate line loop and to transmit data to a receiving unit which is arranged in the second network. Also, a corresponding request unit, a corresponding method and a corresponding computer program product is also provided.

Abstract: The present disclosure relates to a pair of intelligent glasses and a glasses box. The intelligent glasses can include a frame assembly having an inner frame portion and an outer frame portion that is arranged around the inner frame portion, a detection component configured to detect physiological characteristics of a wearer, a control component connected with the detection component and configured to acquire a control signal generated according to the physiological characteristics and a treatment component, connected with the control component and configured to output treatment signals according to the control signal. One or more accommodating spaces are formed between the inner frame portion and the outer frame portion. The treatment signals include at least one of a phototherapy signal, a sonic wave signal, a sound wave signal, magnetic waves, or electromagnetic waves. The detection component, the control component and the treatment component are located in the accommodating spaces.

Abstract: Provided is a non-ferromagnetic spacing composite layer, comprising first, second and third spacing layers stacked in sequence. The first and third spacing layers are each made of Re, Rh, Ir, W, Mo, Ta, or Nb, and the second spacing layer is made of Ru. The second spacing layer has a thickness of equal to or more than 0.18 nm, and the non-ferromagnetic spacing composite layer has a total thickness of 0.6 nm to 1 nm. Also, provided are a method of preparing the non-ferromagnetic spacing composite layer, a synthetic antiferromagnetic laminated structure, and an MRAM. The synthetic antiferromagnetic laminated structure can maintain a certain coupling strength and the RKKY indirect interaction after thermal treatment, thereby keeping the recording function of MRAM.

Abstract: A graft polymer is provided, which includes a polymer backbone with a plurality of hydroxy groups, protection group modified histidine grafted onto the side of the polymer backbone, and hydrophilic polymer having terminal reactive group grafted onto the side of the polymer backbone. The graft polymer coating can be applied to metal material to form a composite material, which can be implanted into an organism to reduce adhesion problems.

Abstract: A conductive fiber and a method for fabricating the conductive fiber are provided. The method for fabricating the conductive fiber includes the following steps. A first solution is provided, where the first solution includes a spinnable polymer dissolved in a first solvent, wherein the weight ratio of the spinnable polymer to the first solvent is from 5:95 to 20:80. A second solution is provided, wherein the second solution includes a conductive material dispersed in a second solvent, and the weight ratio of the conductive material to the second solvent is from 5:95 to 20:80. The shape of the conductive material is dendritic or snowflake-like. Next, a wet spinning process employing the first solution and the second solution is performed to obtain the conductive fiber.

Abstract: Embodiments of the invention relates to the technical field of industrial networks and information security, in particular to an analysis device, method and/or system for an operational technology system and a storage medium. The device includes a parsing module configured to acquire first data related to the operational technology system from a data storage area, and parse out first features of the first data; an identifying module configured to identify an abnormal feature from the first features; and a model generation module configured to acquire second data related to the abnormal feature from the data storage area, and generate an algorithm model based on the second data, where the algorithm model is used for identifying an attack behavior related to the abnormal feature. The attack behavior can be automatically identified, and complementation of the advantages of human intelligence and the advantages of artificial intelligence is realized.

Abstract: A method of manufacturing display device is disclosed. a substrate includes a basal layer and metal contacts on the top surface. An insulation layer is disposed on the top surface and includes a first mounting surface and a bottom surface. Multiple grooves are formed on the insulation layer and each extends from the first mounting surface to the bottom surface. The grooves respectively correspond to the metal contacts and expose respective metal contacts. An electromagnetic force is provided with a direction from the basal layer toward the insulation layer. A droplet containing multiple micro components is provided on the first mounting surface. A configuration of an electrode of the micro component corresponds to a configuration of one of the grooves. The electrode is attracted to the corresponding groove by the electromagnetic force so as to electrically contact the metal contact.