Graphic investigation is gradually becoming an important link for public security organs to obtain evidence and clues in the process of investigating and handling cases. With the in-depth development of safe city construction and the large-scale networking of video surveillance, its application is not limited to case investigation, clue discovery, fixed evidence and so on. , its in-depth application in command and decision-making, public security prevention and control, investigation and solving cases, combating crime, serving social management, etc. is in full swing.

Extended data:

The police video actual combat application system should include three levels, as follows.

Monitoring actual combat: Efforts should be made to improve the management and control ability of frontline actual combat units in complex public places, so that grass-roots police stations can understand and master the public security dynamics in the monitoring area in real time and intuitively, find and deal with all kinds of emergencies in time, and crack down on illegal and criminal activities. At the same time, the monitoring image information is effectively preserved, which provides evidence and clues for detecting cases.

Investigation actual combat: Investigation actual combat takes cases as the center and clues as the main line, including case event management, classified inquiry, investigation cooperation, clue collection, marking, comparison analysis, serial-parallel analysis and other processes.

Command actual combat: Committed to improving the scientificity and accuracy of command and the ability of multi-police cooperation. It transmits real-time or non-real-time image information for the command center, provides information support for the command and decision-making of public security organs, and serves the coordinated operations across departments and police types.

First, image detection is image detection, with many specific contents, such as watching surveillance videos to find clues.

Second, the Criminal Investigation Brigade is mainly engaged in:

1, this brigade is mainly responsible for the investigation of criminal cases in its jurisdiction, which in layman's terms means solving crimes, catching criminals and chasing fugitives.

2. The division of labor of this brigade is also different: some are responsible for investigating cases, technical appraisal, and some are responsible for pre-trial (trial of prisoners).

Third, the criminal investigation auxiliary police do:

Auxiliary police refers to the personnel who are funded by the government, employed by the public security organs through written examination, interview, political examination and physical examination, and establish labor relations with them, and engage in police auxiliary work under the command and supervision of the public security organs and their people's police. In order to standardize the dress behavior of auxiliary police members and establish a good image of auxiliary police, the dress code refers to the "Regulations on the Dress Management of People's Police of Public Security Organs".

The Economic Investigation Detachment of the Public Security Bureau is mainly responsible for the investigation, guidance and coordination of criminal cases of producing and selling fake and inferior commodities, criminal cases of infringing intellectual property rights, criminal cases of disturbing the management order of companies and enterprises, criminal cases of partially disturbing the order of market economy and criminal cases of partially infringing property. Responsible for the liaison and coordination of the public security liaison room of the relevant administrative law enforcement departments of the county bureau in the county. Responsibilities are as follows:

1. Responsible for investigating and handling economic crime cases within its jurisdiction;

The second is to fully implement the unified deployment and other work arrangements of the superior economic investigation department to crack down on economic crimes;

Three, the organization to investigate and deal with economic crime cases assigned by superiors;

Four, carry out investigation and research work, grasp the situation of economic crimes within the jurisdiction, analyze and study the dynamics of economic crimes and put forward countermeasures;

Five, timely accept the report of economic crimes, do a good job in the construction of economic investigation team and basic business work;

Six, to assist and coordinate the investigation and handling of economic crime cases by foreign public security organs, and undertake other tasks assigned by superiors.

Seven, responsible for supervising and guiding the internal security work of party and government organs, enterprises and institutions, and maintaining the internal security and stability of the unit.

Ordinary economic disputes belong to civil disputes and are accepted by the people's courts. Those suspected of economic crimes shall be accepted by the Economic Investigation Detachment of the Public Security Bureau.