33 results about "Evidence analysis" patented technology

Evidence profiling, in one aspect, may receive a candidate answer and supporting pieces of evidence. An evidence profile may be generated, the evidence profile communicating a degree to which the evidence supports the candidate answer as being correct. The evidence profile may provide dimensions of evidence, and each dimension may support or refute the candidate answer as being correct.

The present invention provides a system for analyzing forensic digital evidence using an image filter and a method thereof. The system for analyzing forensic evidence using an image filter includes: a duplicator that creates a copy of digital evidence; a verifying unit that discriminates whether a copy and the original of the digital evidence are the same; an original storage that stores the original of the digital evidence; an evidence analyzer that classifies image files for the copy of the digital evidence stored in the original storage, on the basis of an image filtering model created by a learning model in accordance with predetermined categories, and then analyzes the evidence; and a reporting unit that creates a report about the result of evidence analysis. The image evidence analyzer includes an image file extractor, an image filtering model learning unit, an image filter, and a plurality of analyzers.

A pick and analysis system can be used to choose and analyze figure proof. The proof protecting layer of it protects the analyze proof and prevent to amend and destroy the proof when analyzing and picking. The proof analytic layer of it picks and analyzes the figure proof comprised by the pick and analysis object. The proof expression layer of it offers operation interface for the user's inquiry and consult, and pick and analyze the figure proof of the pick and analysis object. It identifies collects and analyzes figure proof without any destroy, and then protects effectively the dependability and creditability of the figure proof in the system. The system and method prove the originality character of the figure proof and get dependability analysis conclusion.

The invention discloses a combination method based on evidence under a new evidence judgment standard. Through the method, the problems that in the prior art, evidence allocation is unreasonable, anda combination result goes against an actual result are solved. The method comprises the steps that 1, sensors are deployed, wherein sensor groups composed of multiple types of sensors are installed atcorners of a room, and the multiple types of sensors include temperature sensors, humidity sensors, smoke concentration sensors, carbon dioxide concentration sensors and infrared sensors; 2, a new evidence conflict judgment standard Pcor is confirmed, wherein evidence is determined according to data collected by the sensors, and the conflict degree among all the evidence is analyzed according tothe evidence; 3, weight coefficients of all the evidence are determined, wherein a support matrix is constructed according to conflict judgment standard Pcor values of all the evidence, trust degreesare confirmed according to the support matrix, and finally the trust degrees are used to confirm the weight coefficients of all the evidence; and 4, the evidence is combined, wherein basic probabilityassignment vectors are adjusted according to the weight coefficients, and combination is performed according to the DS evidence theory to obtain a more reasonable conclusion.

The invention requests to protect an electronic evidence storage method based on a block chain smart contract, and the method comprises the steps: carrying out the evidence storage through the smart contract by a evidence storage person, carrying out the query of evidence information through the smart contract by a verification person, carrying out the evidence downloading through the smart contract by a researcher, and carrying out the uploading of an evidence analysis result through the smart contract. The smart contract is a key logic module for realizing the method and exchanges data withthe block chain, so that the integrity, the verifiability and the tamper resistance of the electronic evidence are ensured. And meanwhile, all data operations are recorded on the block chain, so thatthe traceability of the electronic evidence is realized.

An apparatus and method for collecting digital evidence from a target system to be analyzed at a remote location and then providing security in a remote digital forensic environment based on the collected digital evidence. The method of providing security includes making, by a security providing apparatus, an evidence collection request for collection of evidence of an evidence collection-target apparatus from an evidence collection agent in a remote digital forensic environment, collecting evidence data corresponding to the evidence collection request from the evidence collection agent, verifying the evidence data based on a signature value of the evidence data collected from the evidence collection agent, generating evidence analysis data based on the verified evidence data, verifying the evidence analysis data based on a signature value of the evidence analysis data, and providing security for the evidence collection-target apparatus based on results of the verification of the evidence analysis data.

The invention relates to an automatic knowledge graph construction method, in particular to an evidence association analysis-oriented automatic knowledge graph construction method, which comprises thefollowing steps: step 1, constructing an ontology to describe a knowledge graph, step 2, extracting case-related evidences, step 3, extracting case structure elements, and step 4, establishing a proof relationship between the evidences and the case structure elements; step 5, fusing the knowledge graph of the high-similarity entity; and step 6, storing the knowledge graph. In the prior art, the field of evidences lacks a knowledge graph for storage and representation at present, while the method is simple to operate, and can construct a high-quality knowledge graph at very low labor cost andimprove the evidence analysis efficiency.

The invention discloses a credible evidence analysis and measurement method for software credibility evaluation. The credible evidence analysis and measurement method comprises the following steps: obtaining software credible requirements based on software development documents and standards; constructing a software credible evidence model based on software credible characteristics; designing a software credible evaluation evidence system based on the evidence model; decomposing a software trusted demand based on a granularity standard; establishing a software credible demand and evidence source tracing relationship; determining a software credible demand priority; analyzing and judging software credible requirements; and collecting the software trusted evidence direct measurement elementand measuring the software trusted evidence indirect measurement element. On the basis of the software credible evidence model, evidence data acquisition and measurement are carried out through a credible demand-driven evidence analysis and judgment method, and the accuracy and objectivity of evidence data for software credibility evaluation are ensured, so that the reliability of a software credibility evaluation result is improved.

An embodiment of the invention provides a virtual liaison based real-time express delivery information system and device and relevant contact rules among the virtual liaison, senders, recipients, couriers and the device of a transporting link, and provides a method based on the system for sending and receiving the express items. According to the system, the virtual liaison uses a computer program in a server in an express delivery management center to complete processes of multiple thinking, judging and contacting clients during pick-up and delivery by a courier, and pick-up and delivery electronic documents for the couriers and electronic receipts for the recipients are utilized to ensure legality of the couriers and the recipients during mailing and receiving. The system also introduces an evidence analysis and problem processing module, and uses relevant evidences collected during all links to analyze problems occurred during the express delivery, determine accountabilities and provide determining evidences to relevant people.

The present invention belongs to the field of material evidence analysis technology in court science, in particular, it relates to a method for determining ball-pen ink writing formed time by utilizing chromatographic process. Said method includes the following steps: (A). extracting writing; and (B). making determination by adopting following processes; (1). using GC method to determine solvent component to define ball-pen ink variety; (2). using UV-VIS spectrography to determine the dye used as internal standard material in the ball-pen ink so as to define the variety of said ink; and (3). using HPCL method to determine dye composition to define variety of said ink; and (C) defining relative formed time of the writing and absolute time.

The invention provides a power transmission and transformation equipment status monitoring system based on a daisy chain topology, and the power transmission and transformation equipment status monitoring system is applied to the power field. The power transmission and transformation equipment status monitoring system comprises a monitoring camera group and a communication module, wherein the monitoring camera group is composed of N monitoring cameras, the communication module is connected with the monitoring camera group and composed of N communication units, the communication module is connected with main control equipment through a communication bus, the rear end of the main control equipment is connected with a processing module as well as a client and a storage module which are connected with the processing module, and the processing module is used for processing videos acquired by the monitoring cameras. The monitoring camera group is adopted for monitoring power transmission and transformation equipment, and performs interception protection on video segments comprising suspicious targets, so as to take measures such as evidence analysis and storage according to the acquired videos; further the power transmission and transformation equipment status monitoring system improves security of the power transmission and transformation equipment while increasing utilization rate of the monitoring system.

A method, a machine-readable storage medium and at least one processing device are provided for analyzing and tracking results of multiple conditions associated with a population criteria, which is evaluated for each entity of at least one entity. The at least one processing device performs analytics associated with the population criteria, which is evaluated for each entity. Results of the analyzing of the multiple conditions are selectively tracked by the at least one processing device. The at least one processing device presents the tracked results to indicate a status of the at least one entity with respect to the tracked analytics.

The invention provides target state identification and online monitoring equipment for an important channel scene during the extra-high-voltage power transmission process and belongs the field of electric power. The equipment comprises a power supply module, a camera module, a communication module, a processing module and a storage display module. The power supply module is used for continuously supplying power to the camera module. The processing module is used for conducting the feature extraction and other treatments on videos acquired by the camera module. By utilizing the above equipment formed by the above modules, the important channel scene of the extra-high-voltage power transmission process can be monitored in real time. Meanwhile, video segments containing suspicious targets are intercepted for protection, so that the treatments of evidence analysis, storage and other measures can be conducted on acquired videos. In this way, on the premise that the utilization rate of the monitoring system is improved, the safety of the important channel scene of the extra-high-voltage power transmission process can be improved.

The invention provides a power transmission and transformation equipment status bus type recognition and monitoring system, which is used in the power field. The power transmission and transformation equipment status bus type recognition and monitoring system comprises a monitoring camera group and a communication module, wherein the monitoring camera group is composed of N monitoring cameras, the communication module is connected with the monitoring camera group and composed of N communication units, the communication module is connected with main control equipment through a communication bus, the rear end of the main control equipment is connected with a processing module as well as a client and a storage server which are connected with the processing module, and the processing module is used for processing videos acquired by the monitoring cameras. The monitoring camera group is adopted for monitoring power transmission and transformation equipment, and performs interception protection on video segments comprising suspicious targets, so as to take measures such as evidence analysis and storage according to the acquired videos; further the power transmission and transformation equipment status bus type recognition and monitoring system improves security of the power transmission and transformation equipment while increasing utilization rate of the monitoring system.

A method, a machine-readable storage medium and at least one processing device are provided for analyzing and tracking results of multiple conditions associated with a population criteria, which is evaluated for each entity of at least one entity. The at least one processing device performs analytics associated with the population criteria, which is evaluated for each entity. Results of the analyzing of the multiple conditions are selectively tracked by the at least one processing device. The at least one processing device presents the tracked results to indicate a status of the at least one entity with respect to the tracked analytics.

The invention relates to the field of electronic evidence data analysis, in particular to an electronic evidence analysis system, which comprises an acquisition module for inputting electronic evidence data; the database which is used for storing typical cases; the verification module which is used for verifying the losslessness of the electronic evidence extraction process; the evaluation modulewhich is used for evaluating the complaint probability according to the integrity of the evidence chain; and the output module which is used for outputting the complaint probability. The electronic evidence analysis system has the advantages that the complaint possibility can be roughly predicted according to the collected evidence data, so that a user has certain psychological expectation on complaint or complaint-vanishing legal results; and the user can preliminarily understand the corresponding litigation risk, so that the user can take corresponding legal measures as soon as possible to guarantee rights and interests.

The invention relates to a peripheral camera with a correlation function, comprising a pair of camera bodies, a light projector, a light receiver, a video module, a data module, a power supply module, a power supply module borrowing video wire, a data wire, a power wire and a connection control center, wherein the light projector and the light receiver are respectively stitched to the camera bodies; and the video module, the data module, the power supply module, the power supply module borrowing video wire, the data wire, the power wire and the connection control center are arranged in the camera. Because the light projector and the light receiver are respectively stitched to the cameras, the pair of peripheral cameras (the light projector and the light receiver are separately installed) are installed in the periphery to be prevented, and the cameras pass back to the master control center through the video wire, the data wire and the power wire. After the installation is finished, the infrared light projector and the light receiver are aligned, and then the prevention arrangement is carried out through the terminal of the center. When an intruder intrudes the peripheral camera with the correlation function, the center gives out an alarm and displays the picture of the point position on a large screen in real time so as to ensure that operators on duty can immediately treat according to the position displayed in the picture, and conveniently carry out evidence analysis afterwards.