92results about How to "Filter in time" patented technology

The invention provides a method and a system for identifying news page attributive characters. The method includes: respectively extracting header information and main body information from captured news pages; respectively analyzing the header information and the main body information and calculating matching rate of the header information and the main body information according to header information analysis data and main body information analysis data; judging the attributive characters of the news pages according to the matching rate of the header information and the main body information. The method has the advantages that the attributive characters of the news pages can be identified, the attributive characters reflect relevance of the header information and the main body information of the news pages, and 'junk' webpages can be identified.

The present invention provides an internet of things environment large data-based information safety monitoring and managing method and system. The method comprises the steps of configuring the filtering rules, and establishing the mapping relation of the condition and the rule RULE_ID in a Hash table corresponding to each rule; analyzing the data packets uploaded by a plurality of environment monitoring devices, and extracting a plurality of keywords of the data in the data packets; generating each keyword into a Hash, and searching the Hash tables of the corresponding keywords to obtain thesearch result corresponding to the keywords; after all keywords are searched, obtaining a plurality of RULE_ID bitmaps, and carrying out the AND operation on the plurality of RULE_ID bitmaps to obtainthe final results matching the whole data packets; determining a final matching rule, and then outputting the corresponding data messages according to the filtering rules. According to the present invention, a cloud processing technology is utilized in a cloud data center to filter the environment index data, the performances of a multi-core processor are utilized fully, the real-time data filtering of high performance is realized, and the data safety is guaranteed.

The invention discloses a sample image screening method and device, an electronic device and a storage medium, wherein, the method comprises the following steps: adopting an image classifier to predict each sample image to be screened respectively to obtain a feature vector and a classification label corresponding to each sample image; clustering feature vectors corresponding to each sample image,and respectively determining a clustering center to which each sample image belongs; merging the clustering centers according to the clustering centers and the classification tags corresponding to the sample images; selecting a target sample images according to the merging results. The disclosed sample image screening method can timely and accurately screen new data without manual intervention, can save human resources, and can further generate new labels through the screened new data.

The invention discloses a mail monitoring method, system and device. The method comprises the following steps: acquiring an attachment carried by a new mail; computing the attachment by adopting a hash algorithm to acquire the hash features of the attachment; inputting the hash features of the attachment to a preset filter model to acquire a prediction value for predicting that the attachment is malicious software; when the prediction value is greater than the set threshold, sending the attachment to a preset sandbox tool; identifying the attachment through the preset sandbox tool; adding themalicious software mark on the attachment and rejecting the new mail when the attachment is identified as the malicious software; adding a suspicious software mark on the attachment and generating a warning mail carrying the new mail when the attachment is identified as the suspicious attachment. Through the above mail monitoring method disclosed by the invention, whether the attachment carried bythe mail is the malicious software can be quickly and accurately identified, and the mail carrying the malicious software can be timely filtered so as to guarantee the security of a mail receiving end.

The invention discloses a mask based on ultraviolet and photocatalyst sterilization. The mask comprises a mask body, the mask body is sequentially provided with a plastic shell layer, an outer filtercotton layer, an inner filter cotton layer and an ergonomic support layer from outside to inside. The inner filter cotton layer is provided with a ventilation channel; a metal adsorption net and an ultraviolet light source are sequentially arranged in the ventilation channel from outside to inside; the inner filter cotton layer is provided with a photocatalyst film layer; photocatalyst particles are attached to the photocatalyst film layer through a spraying process, a transparent cover is arranged at the bottom end, right opposite to the photocatalyst film layer, of the inner filter cotton layer, a white light LED light source is arranged in the transparent cover, a battery is arranged at the bottom end of the plastic shell, and the ultraviolet light source and the white light LED light source are electrically connected with the battery. The mask based on ultraviolet and photocatalyst sterilization can filter pathogens such as bacteria and viruses in time, is used for guaranteeing cleanness and sanitation of breathing and playing a role in sterilization and deodorization, the ultraviolet light source effectively kills the pathogens, the sterilization effect is good, and meanwhilethe mask is comfortable to wear.

The invention discloses an engineering optimization method for adjusting composite material layering, and belongs to the technical filed of composite materials. The method comprises a layering proportion adjustment optimization method and an orientation layering stacking adjustment method. The layering proportion adjustment optimization method comprises the steps as follows: on the basis of initial layering data of a current structure of a composite material laminated board part, an AML (assembly micro library) index of a layering angel proportion difference of an integral structure is changed and minimized to be an optimization objective, by means of a planning solution calculation method, layering proportion data which are compatible mutually are obtained; then the layering proportion data obtained with a layering proportion adjustment optimization method are taken as inputs; and an orientation layering stacking adjustment method is performed, so that final layering data used for manufacture is obtained. According to the method, various design possibilities are analyzed through a computer magnanimously, and insufficient experience of the designer is made up; the working efficiency is improved, the design working hours are saved; and at the same time, according to specific project requirements, restricted conditions are changed, results are acquired in a short time, the confidence level of the output result is increased, and the design risks are reduced.

The invention discloses a cat litter box with an automatic filtering function. The box includes a baseplate, two triangular brackets are symmetrically arranged at the upper portion of the baseplate and movably connected with a main cat litter box body, and a driving device used for driving the main cat litter box body to turn over is arranged below the main cat litter box body. Cat litter can be automatically filtered in the cat litter box in time, the problems of stink and the like cannot occur, and the cat litter box is novel in design and practical in function. When a cat owner cleans awaycat feces, convenience is provided for picking up the cat feces.

The invention discloses an oil return filtering device and filtering method for a supporting roll lubricating system of a rolling mill. The oil return filtering device comprises an oil tank, wherein an oil output pipe and an oil return pipe are connected onto the oil tank; the oil return filtering device also comprises a filter arranged below an outlet of the oil return pipe in the oil tank; the filter comprises a magnetic disc assembly; the magnetic disc assembly is externally sheathed with a metal filter screen; and the metal filter screen is externally sheathed with a metal protecting net. The oil return filtering method for the supporting roll lubricating system of the rolling mill is realized by using the oil return filtering device of the supporting roll lubricating system of the rolling mill. According to the oil return filtering device and filtering method for the supporting roll lubricating system of the rolling mill, magnetic powder is fully absorbed by the magnetic disc assembly in the filter under the condition that an adsorption force is increased; nonmagnetic particles and sundries can be filtered in time by the metal filter screen, so that the cleanness of oil is ensured, the service period f oil products is prolonged and the service life of the supporting roll is prolonged.

The invention provides a renewable spent lye filter device and a using method thereof. The filter device comprises a shell mechanism, a filter element component and a screen filter, wherein the shell mechanism is provided with a filter chamber; the filter element component comprises a filter element; the screen filter is installed in a preset position of the filter chamber and faces the filter element at intervals, so that a first filtering area and a second filtering area are formed in the filter chamber; large-particle impurities are intercepted in the first filtering area by the screen filter; the filter element is arranged in the second filtering area; particulate impurities are filtered by the filter element. The filter device has the beneficial effects that the filter capacity and filter precision of the spent lye are effectively improved and the activity of the lye is restored through multistage filtration of the spent lye, thus achieving the aims of effectively purifying and recycling the spent lye in wash bottles.

The invention relates to the technical field of spinning accessories, in particular to a spinning jet device used for chemical fibre spinning. The spinning jet device comprises a nut seat arranged on a gooseneck tube in a sleeving manner, wherein a spinneret nut is arranged outside the nut seat; a filter plate is arranged in a cavity formed between the nut seat and the spinneret nut; a filter cloth wraps outside the filter plate; a spinneret is arranged above the filter cloth; a sealing ring is arranged at the contact portions of the spinneret and the spinneret nut. The spinning jet device disclosed by the invention is convenient to use and easy to operate; large-particle substances are filtered out in time during a spinning process, thus preventing the occurrence of blockage phenomenon of the through hole of a jet plate; meanwhile, the spinneret is made from oxide ceramic, corrosion-resistant and high in compressive resistance, thus prolonging the service life of the spinneret, and ensuring the production efficiency.

The invention discloses a coal slime water solid-liquid separator and is characterized in that: the coal slime water solid-liquid separator includes a frame which is provided with drive rollers and corresponding driven rollers layer by layer, the drive roller and the driven roller at each layer are wound with filter screens which are in butt joint, the number of meshes of the filter screens is gradually reduced from the top layer to the bottom layer, and the drive rollers are dragged by a speed adjustable motor. When in work, solid particulate matter is gradually filtered layer by layer and falls from one side of the rotation advancing direction to be collected, the sewage which is filtered layer by layer and does not contain particulate matter flows away from under the screen and is recycled. The coal slime water solid-liquid separator of the invention has the advantages that coal slime water can be filtered by the device in time, no sedimentation tank is needed for precipitation, the occupy space is small, and the device has simple structure; generally, the filtering requirements can be met by arranging three rotating filter screens.

The invention discloses a plate-and-frame type river sediment ecological protection slope for sponge city construction and a preparation method thereof. The protection slope comprises an obliquely-arranged slope body, and a plurality of ecological basins which are arranged on the surface of the slope body and form a step shape, wherein the interior of each ecological basin is provided with an ecological module unit; and each ecological module unit is successively provided with a gravel layer, a silt layer and an aquatic plant layer from bottom to top. The preparation method for the protectionslope provided by the invention comprises the following steps: building the slope body, allowing the plurality of the ecological basins to be arranged on the slope body, and respectively filling eachecological basin with the gravel layer, the silt layer and the aquatic plant layer. The protection slope provided by the invention has the following significant advantages: the protection slope adoptsan integral ecological protection slope system, can effectively protect the stable ecological structure of a side slope, fully utilizes the value of river sediment during preparation to form the ecological basins with an ecological mode of sediment improved soil, porous water-permeable bricks and amphibious plants, has the characteristics of convenient construction, ecology, beautiful appearance,high silt utilization rate, etc., is easy to maintain and has low cost.

The present invention discloses a photochromic parameter statistical method and apparatus. The method comprises: acquiring color coordinates of each monochromatic channel of each of a plurality of calibrated lamps and a mean value and a covariance of each monochromatic channel of the plurality of the calibrated lamps; according to the mean value and the covariance of each monochromatic channel of the plurality of the calibrated lamps, determining whether each monochromatic channel corresponding to one or more lamps that are subjected to calibration processing subsequently meets a preset condition; and according to the color coordinates of each monochromatic channel, which meets the preset condition, of each of the plurality of the calibrated lamps, determining a common color gamut range of the plurality of the calibrated lamps. According to the technical scheme provided by the present invention, statistical analysis can be performed on the photochromic parameters of different lamps same in type, and verification is performed on the quality of the tested lamps according to a statistical result, so that the lamps of which the quality does not meet requirements are filtered in time.

The invention relates to a content recommendation method and device, a terminal, a server and a storage medium, and belongs to the technical field of multimedia, the method comprises the following steps: in response to a recommendation instruction, obtaining a display list of a historical time period, the historical time period being a time period between a previous recommendation time point and a current time point, the display list is used for indicating content displayed at a client and sending a recommendation request to a server, and the recommendation request comprises the display list; and receiving a recommendation result from the server, wherein the recommendation result comprises content obtained by filtering the candidate content according to the display list. The method is helpful for realizing a strict exposure filtering function.

The invention discloses a method and device for preventing a looped network protocol message from attacking a device CPU. The problems that when an existing looped network protocol message is prevented from attacking the device CPU, the normal operation of the looped network is affected and the abnormity of a looped network protocol is caused are solved. The method comprises that when one device detects that messages to be processed by the device are overspeed, random values for generating the characteristic values of the looped network protocol are generated and sent to each device in the looped network so that the hardware of each device can detect the received messages according to the newly generated characteristic values, and if the messages are not attacking messages, the messages are sent to the CPU to be processed. When the device detects that the looped network protocol messages to be processed by the device are overspeed, the looped network protocol characteristic values of each device in the looped network are started to be updated, the attacking messages can be filtered in time, and by means of the hardware judging method, the device CPU can be effectively prevented from being attacked by the looped network protocol messages.

The invention provides a queue timeout processing method in request task processing and a storage medium. The method comprises the steps of setting timeout time corresponding to various types of interfaces; obtaining a response time threshold of the system interface; acquiring consumed time according to a time point when a request task enters and exits the queue; if the time consumption time is greater than the response time threshold and the time consumption time is greater than the timeout time of the interface corresponding to the request task, giving up the request task. According to the method, expired invalid tasks can be cleared in time, precious resources are saved, and the interface response efficiency is improved; the storage mode in the cache is favorable for improving the queryefficiency and is more favorable for management; in addition, the method has the characteristics of simple and feasible implementation, low cost, remarkable effect and the like.

The invention discloses an automatic feeding mechanism for clamp body machining. The automatic feeding mechanism comprises a rack, a travel switch, a driving device, a pushing device, a machining triggering device, a guiding device, a height limiting device and an auxiliary supporting device; the driving device is fixed on the rear wall of the rack and connected with the pushing device, the auxiliary supporting device is fixed in the middle of the rack, the guiding device is erected on the auxiliary supporting device, and the pushing device and a clamp body to be machined are erected on the guiding device; the machining triggering device and the height limiting device are fixed on the upper surface of the rack; the pushing device comprises a first pushing plate and a second pushing plate,the height limiting device is arranged at the starting ends of the first pushing plate and the second pushing plate for pushing the clamp body to be machined, and the machining triggering device is arranged at the tail end of the first pushing plate for pushing the clamp body to be machined. The automatic feeding mechanism is used for clamp body machining, and can correctly identify the placementof the clamp body to be machined so as to trigger machining of a grinding disc.

The invention discloses a polaroid filtering and reflecting mechanism, which comprises an L-shaped mounting plate. A mounting base is fixedly mounted on the inner wall of the rear side of the L-shapedmounting plate; trapezoidal connecting plates are fixedly mounted on the two sides of the top of the mounting base; a same first mounting plate is fixedly mounted on the rear sides of the two trapezoidal connecting plates; a second mounting plate is fixedly mounted on the rear side of the first mounting plate; a stepping motor is fixed to one side of the top of the mounting base in a threaded mode; the stepping motor is located on the side, away from the other trapezoidal connecting plate, of one trapezoidal connecting plate in the two trapezoidal connecting plates; and the bottom end of an output shaft of the stepping motor extends to the position under the mounting base and is fixedly provided with a first transmission synchronous wheel. The polaroid filtering and reflecting mechanism is reasonable in design; and reflected light can be conveniently screened and filtered in time, and unnecessary interference light can be filtered out, so that useless light spots caused by certain materials or irradiation directions of a product due to vibration of emitted light in all directions are avoided, and the detection accuracy is improved.

The invention discloses a household dustbin convenient to use. The household dustbin convenient to use includes a dustbin body, a filter plate arranged obliquely is arranged on the bottom face of theinner wall of the dustbin body, a garbage cavity is formed in the upper portion of the filter plate, a water collecting cavity is formed in the lower portion of the filter plate, the upper portion ofthe filter plate is provided with two partition plates arranged in a cross way, the partition plates divides the garbage cavity into four cavities, wherein two cavities arranged diagonally are wet garbage cavities, the filter plate on the lower portion of the wet garbage cavities is of a grid-shaped structure, the other two cavities arranged diagonally are dry garbage cavities, the filter plate onthe lower portion of the dry cavities is of a solid structure, the bottom face of the dustbin body is provided with a plurality of water leakage holes, and the lower portion of the dustbin body is provided with a water collecting clearing box. According to the household dustbin convenient to use, moisture can be filtered from wet garbage for storage separately, the condition that some garbage areprone to rapid fermentation and deterioration in a humid environment due to the fact that all garbage are stacked together is avoided, generation of peculiar smell is avoided, and relative cleanliness of the dustbin is maintained.

The invention discloses energy-saving rice processing equipment, and belongs to the field of rice processing equipment. The energy-saving rice processing equipment comprises a base. Supporting legs are welded and fixed to the lower surface of the base. An empty and cuboid processing box is welded and fixed to the upper surface of the base. A grinding box is fixed to the right side of the outer topsurface of the processing box through a bolt. A conical feed inlet is welded and fixed to the upper surface of the grinding box. A first discharge outlet is arranged at the bottom of the processing box. A second discharge outlet is arranged on the right wall of the processing box. A first partition plate and a second partition plate are horizontally welded and fixed inside the processing box, andthe first partition plate is arranged above the second partition plate. A secondary grinding cavity is arranged on the first partition plate. A filtering bin is formed between the first partition plate and the second partition plate. A broken rice collecting bin is formed below the second partition plate. A notch through which the secondary grinding cavity communicates with the filtering bin is cut in the left end of the first partition plate. The energy-saving rice processing equipment is easy to operate and good in processing effect.

The invention provides a hotspot grid identification method and device, electronic equipment and a readable storage medium. The method comprises dividing a specific area into a plurality of grids; forthe grids, acquiring AOD concentration data based on satellite inversion, and acquiring surface feature information of each grid; calculating difference data of the surface feature information and difference data of the AOD concentration data based on satellite inversion; performing learning through a machine learning method to obtain a correlation model of the difference data of the surface feature information and the difference data of the AOD concentration data based on satellite inversion; according to a correlation model, calculating a pollution emission influence weight for each of theone or more types of surface feature information; and screening hotspot grids by utilizing the pollution emission influence weight and the surface feature information. According to the method, the problems of data instability and insufficient availability caused by cloud shielding in the existing hotspot grid screening technology can be solved, and hotspot grids can be accurately, objectively andstably screened.