CN111243317B - Bus route data regulation and control method - Google Patents
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/123—Traffic control systems for road vehicles indicating the position of vehicles, e.g. scheduled vehicles; Managing passenger vehicles circulating according to a fixed timetable, e.g. buses, trains, trams
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
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- G06Q10/06—Resources, workflows, human or project management; Enterprise or organisation planning; Enterprise or organisation modelling
- G06Q10/063—Operations research, analysis or management
- G06Q10/0631—Resource planning, allocation, distributing or scheduling for enterprises or organisations
- G06Q10/06312—Adjustment or analysis of established resource schedule, e.g. resource or task levelling, or dynamic rescheduling
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q50/00—Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
- G06Q50/10—Services
- G06Q50/26—Government or public services
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- G06Q50/40—
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- G06T5/00—Image enhancement or restoration
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- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/103—Static body considered as a whole, e.g. static pedestrian or occupant recognition
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- G06—COMPUTING; CALCULATING OR COUNTING
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- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/20—Special algorithmic details
- G06T2207/20024—Filtering details
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- G—PHYSICS
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- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/30—Subject of image; Context of image processing
- G06T2207/30196—Human being; Person
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- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/30—Subject of image; Context of image processing
- G06T2207/30242—Counting objects in image
Abstract
The invention relates to a bus route data regulation and control method which comprises the step of using a bus route data regulation and control system to regulate the departure frequency of a bus route based on the number of received reference waiting passengers at a bus stop and the distance between the bus stop and the departure point of the bus route where the bus stop is located, wherein the closer the bus stop is to the departure point of the bus route where the bus stop is located, the greater the influence factor of the number of the received reference waiting passengers on the departure frequency, and therefore intelligent regulation and control of the bus route are realized.
Description
Technical Field
The invention relates to the field of bus management, in particular to a bus route data regulating and controlling method.
Background
Public transportation or mass transit generally refers to all transportation modes that are open to the public and provide transportation services, and is usually paid for as a commercial service, but there are few exceptions to free transportation. The public transportation system is composed of physical elements such as a passage, a vehicle, and a station facility.
In a broad sense, public transportation includes transportation modes such as civil aviation, railway, highway, water transportation and the like; the narrow public transportation means transportation modes such as buses, rail transit, ferries, ropeways and the like which are operated in a line-defined manner in an urban area. As further categorized, public transportation includes both personnel and cargo transportation, while public transportation refers only to personnel transportation and is limited to urban area-wide personnel transportation, and in some instances, public transportation is synonymous with public transportation.
Disclosure of Invention
The invention has at least the following two important points:
(1) the method comprises the steps that the departure frequency of a bus route where a bus stop is located is adjusted based on the number of received reference waiting passengers of the bus stop and the distance between the bus stop and the departure point of the bus route where the bus stop is located, the more the number of the received reference waiting passengers is, the denser the adjusted departure frequency is, the closer the bus stop is to the departure point of the bus route where the bus stop is located, the larger the influence factor of the number of the received reference waiting passengers on the departure frequency is, and therefore intelligent regulation and control of the bus route are achieved;
(2) and detecting the output frame rate of the image array where the image to be processed is located, so as to determine the reference clock frequency of each subsequent image processing component based on the detection result, thereby ensuring smooth data communication between the front and rear processing devices.
According to one aspect of the present invention, a method for regulating and controlling bus route data is provided, the method includes using a bus route data regulating and controlling system, regulating the departure frequency of a bus route based on the number of received reference waiting passengers at a bus stop and the distance between the bus stop and the departure point of the bus route where the bus stop is located, wherein the closer the bus stop is to the departure point of the bus route where the bus stop is located, the greater the influence factor of the number of the received reference waiting passengers on the departure frequency is, thereby realizing intelligent regulation and control of the bus route, the bus route data regulating and controlling system includes: the departure regulating and controlling equipment is arranged in a control room of a bus management department and is used for receiving the number of the reference waiting passengers at the bus station through a frequency division duplex communication interface.
More specifically, in the bus route data regulating system: the departure regulating and controlling equipment is further used for adjusting the departure frequency of the bus route where the bus stop is located based on the received number of the reference waiting passengers and the distance between the bus stop and the departure point of the bus route where the bus stop is located.
More specifically, in the bus route data regulating system: in the departure regulation and control device, the more the number of the received reference waiting persons is, the denser the departure frequency is adjusted.
More specifically, in the bus route data regulation and control system, the bus route data regulation and control system further comprises: the signal identification equipment is connected with the real-time sharpening equipment and is used for identifying each human body target in the real-time sharpened image based on the human body imaging characteristics and taking the number of each human body target as the number of the reference waiting passengers; the frequency division duplex communication equipment is connected with the signal identification equipment and is used for wirelessly sending the reference number of waiting passengers to the remote departure regulation and control equipment; the button snapshot device is arranged at the bus station and used for carrying out on-site snapshot operation on the environment where the bus station is located so as to obtain and output a corresponding station snapshot image; the signal processing equipment is connected with the button snapping equipment and used for receiving the platform snapping images, extracting the frame rate of an image sequence where the platform snapping images are located to obtain a corresponding current frame rate and outputting the current frame rate; and the level identification device is connected with the signal processing device and used for receiving the current frame rate, determining a frame rate level which is in direct proportion to the current frame rate and outputting the frame rate level.
The bus route data regulation and control system is compact in design and convenient to operate. Because the departure frequency of the bus route is adjusted based on the received number of the reference waiting passengers at the bus stop and the distance between the bus stop and the departure point of the bus route where the bus stop is located, the closer the bus stop is to the departure point of the bus route where the bus stop is located, the larger the influence factor of the received number of the reference waiting passengers on the departure frequency is, and thus the intelligent regulation and control of the bus route are realized.
Drawings
Embodiments of the invention will now be described with reference to the accompanying drawings, in which:
fig. 1 is a scene schematic diagram of a bus stop where a button snap-shot device of a bus route data control system according to an embodiment of the present invention is located.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
In general, buses are one of the most popular mass transportation vehicles. The development of urbanization and motorization leads to the continuous increase of urban population and regions, the demand for public transportation is correspondingly and rapidly increased, and public transportation enterprises are required to invest in more buses. According to the statistics that every ten thousand people in the urban population possess 0.6 vehicle, about 26.4 thousands of the existing urban passenger cars reach at least 63 thousands of the existing urban passenger cars in 2010, at least 3-4 thousands of the existing urban passenger cars are added in each year, and 5.5 thousands of the existing urban passenger cars are added in each year after scrapping and updating. Buses are mainly used for meeting the requirements that a plurality of vehicles for basic people to go to and go from work are cheap, and good vehicles are created for people to work.
A bus is a motor vehicle carrying passengers to go out on an urban road along a fixed route with or without fixed shift time. The general shape is square, and the window is provided with a seat. The speed per hour of the bus is generally 20-30 kilometers and cannot exceed 40 kilometers. The bus is a bus, a bus or a bus, wherein the bus is short for public transport; bus taiwan areas are also known as buses, passenger transport or buses; in hong Kong and Macau, it is often called a Bus (transliteration of "Bus" in English).
At present, the regulation and control of bus route perhaps relies on historical data, perhaps relies on artificial experience, can't carry out real-time regulation and control according to the actual number of waiting for a car of each platform, let alone according to each platform apart from the distance of departure point carry out more careful intelligent regulation and control to lead to the too much circumstances of delaying people's trip or the platform unmanned and frequency of departure too intensive extravagant public transit resource of platform wait number easily.
The bus route data regulation and control system is compact in design and convenient to operate. Because the departure frequency of the bus route is adjusted based on the received number of the reference waiting passengers at the bus stop and the distance between the bus stop and the departure point of the bus route where the bus stop is located, the closer the bus stop is to the departure point of the bus route where the bus stop is located, the larger the influence factor of the received number of the reference waiting passengers on the departure frequency is, and thus the intelligent regulation and control of the bus route are realized.
In order to overcome the defects, the invention builds a bus route data regulation and control method which comprises the steps of using a bus route data regulation and control system, regulating the departure frequency of a bus route based on the number of received reference waiting passengers at a bus stop and the distance between the bus stop and the departure point of the bus route where the bus stop is located, wherein the closer the distance between the bus stop and the departure point of the bus route where the bus stop is located is, the larger the influence factor of the number of the received reference waiting passengers on the departure frequency is, and thus the intelligent regulation and control of the bus route are realized. The bus route data regulation and control system can effectively solve the corresponding technical problems.
Fig. 1 is a scene schematic diagram of a bus stop where a button snap-shot device of a bus route data control system according to an embodiment of the present invention is located.
The bus route data regulation and control system shown according to the embodiment of the invention comprises:
the departure regulating and controlling equipment is arranged in a control room of a bus management department and is used for receiving the number of the reference waiting passengers at the bus station through a frequency division duplex communication interface.
Next, the specific structure of the bus route data control system of the present invention will be further described.
In the bus route data regulation and control system:
the departure regulating and controlling equipment is further used for adjusting the departure frequency of the bus route where the bus stop is located based on the received number of the reference waiting passengers and the distance between the bus stop and the departure point of the bus route where the bus stop is located.
In the bus route data regulation and control system:
in the departure regulation and control device, the more the number of the received reference waiting persons is, the denser the departure frequency is adjusted.
In the bus route data regulation and control system, the method further comprises the following steps:
the signal identification equipment is connected with the real-time sharpening equipment and is used for identifying each human body target in the real-time sharpened image based on the human body imaging characteristics and taking the number of each human body target as the number of the reference waiting passengers;
the frequency division duplex communication equipment is connected with the signal identification equipment and is used for wirelessly sending the reference number of waiting passengers to the remote departure regulation and control equipment;
the button snapshot device is arranged at the bus station and used for carrying out on-site snapshot operation on the environment where the bus station is located so as to obtain and output a corresponding station snapshot image;
the signal processing equipment is connected with the button snapping equipment and used for receiving the platform snapping images, extracting the frame rate of an image sequence where the platform snapping images are located to obtain a corresponding current frame rate and outputting the current frame rate;
the level identification device is connected with the signal processing device and used for receiving the current frame rate, determining a frame rate level which is in direct proportion to the current frame rate and outputting the frame rate level;
the non-bus type single chip microcomputer is connected with the grade identification equipment, is used for determining the reference clock frequency which is in direct proportion to the frame rate grade when the received frame rate grade exceeds a preset grade threshold value, and is also used for maintaining the current reference clock frequency when the received frame rate grade does not exceed the preset grade threshold value;
the trap filtering equipment is respectively connected with the non-bus type single chip microcomputer and the signal processing equipment and is used for executing trap filtering processing on the received platform snapshot image based on the reference clock frequency determined by the non-bus type single chip microcomputer so as to obtain and output a corresponding trap filtering image;
the real-time sharpening device is respectively connected with the non-bus type single chip microcomputer and the trap filtering device and is used for carrying out real-time sharpening processing based on a Prewitt operator on the received trap filtering image based on the reference clock frequency determined by the non-bus type single chip microcomputer so as to obtain and output a corresponding real-time sharpened image;
the signal processing equipment and the grade identification equipment are respectively realized by adopting CPLD chips with different models;
the trap filtering device comprises a frequency receiving sub-device, a filtering processing sub-device and a signal output sub-device;
in the trap filtering device, the filtering processing sub-device is configured to perform trap filtering processing on a received platform snapshot image based on a reference clock frequency determined by the non-bus type single chip microcomputer;
wherein the level identification device, the real-time sharpening device and the trap filtering device share the same power supply device;
in the departure regulation and control device, the closer the distance between the bus station and the departure point of the bus route where the bus station is located is, the larger the influence factor of the number of received reference waiting passengers on the departure frequency is.
In the bus route data regulation and control system, the method further comprises the following steps:
and the line acquisition equipment is connected with the real-time sharpening equipment and is used for receiving the real-time sharpened image and extracting bright lines in the real-time sharpened image one by one to obtain the number of the bright lines in the real-time sharpened image.
In the bus route data regulation and control system, the method further comprises the following steps:
the filtering preprocessing equipment is connected with the line acquisition equipment and used for receiving the bright line number and determining the superposition number of filtering windows for executing filtering based on the bright line number;
the more the bright lines are, the more the superposition number of the filter windows for executing filtering is determined to be, the shape of each superposed filter window is a rectangle, and the width of the rectangle is 1 pixel point.
In the bus route data regulation and control system, the method further comprises the following steps:
and the numerical analysis equipment is respectively connected with the line acquisition equipment and the filtering preprocessing equipment and is used for acquiring each pixel value of each nearby pixel point of each pixel point of the real-time sharpened image based on the shape of the overlapped filtering window and determining whether each nearby pixel point is positioned on the bright line extracted by the line acquisition equipment so as to remove one or more nearby pixel points positioned on the bright line from each nearby pixel point of each pixel point of the real-time sharpened image to obtain each residual pixel point.
In the bus route data regulation and control system, the method further comprises the following steps:
the dynamic weighted filtering device is respectively connected with the signal identification device and the numerical analysis device, and is used for taking each pixel point of the real-time sharpened image as a filtering pixel point, performing weighted average calculation on each pixel value of each residual pixel point corresponding to the filtering pixel point to obtain a replacement pixel value of the filtering pixel point, wherein performing weighted average calculation on each pixel value of each residual pixel point corresponding to the filtering pixel point comprises: the longer the distance from the residual pixel points to the filtering pixel points is, the smaller the weighted value used by the residual pixel points is; the dynamic weighting filtering device is further configured to integrate a corresponding integrated image based on the replacement pixel values of the filtering pixel points of the real-time sharpened image, and replace the real-time sharpened image with the integrated image and send the integrated image to the signal identification device.
In the bus route data regulation and control system, the method further comprises the following steps:
the power supply equipment is respectively connected with the line acquisition equipment, the filtering preprocessing equipment, the numerical analysis equipment and the dynamic weighting filter equipment, and is used for interrupting power supply to the filtering preprocessing equipment, the numerical analysis equipment and the dynamic weighting filter equipment when the number of bright lines output by the line acquisition equipment is zero, directly outputting a real-time sharpened image in the line acquisition equipment to the dynamic weighting filter equipment to serve as an integrated image, and replacing the real-time sharpened image with the integrated image and sending the integrated image to the signal identification equipment;
the power supply equipment is further used for restoring power supply to the filtering preprocessing equipment, the numerical analysis equipment and the dynamic weighting filtering equipment when the number of bright lines output by the line acquisition equipment is non-zero.
In the bus route data regulation and control system:
the dynamic weighted filtering device comprises a pixel value receiving sub-device, a pixel value replacing sub-device and a pixel value integrating sub-device;
wherein, in the dynamic weighted filtering device, the pixel value replacing sub-device is respectively connected with the pixel value receiving sub-device and the pixel value integrating sub-device.
In addition, the cpld (complex Programmable Logic device) complex Programmable Logic devices are developed from PAL and GAL devices, and are relatively large in scale and complex in structure, and belong to the field of large-scale integrated circuits. The digital integrated circuit is a digital integrated circuit which is used by a user to construct logic functions according to respective needs. The basic design method is to generate corresponding target files by means of an integrated development software platform and methods such as schematic diagrams, hardware description languages and the like, and to transmit codes to a target chip through a download cable (programming in the system) so as to realize the designed digital system. CPLDs are mainly composed of programmable interconnected matrix cells surrounded by programmable logic Macro cells (MC, Macro cells). The MC structure is complex and has a complex I/O unit interconnection structure, and a user can generate a specific circuit structure according to the requirement to complete a certain function. Because the CPLD adopts metal wires with fixed length to interconnect each logic block, the designed logic circuit has time predictability, and the defect of incomplete time sequence prediction of a sectional type interconnection structure is avoided.
It is to be understood that while the present invention has been described in conjunction with the preferred embodiments thereof, it is not intended to limit the invention to those embodiments. It will be apparent to those skilled in the art from this disclosure that many changes and modifications can be made, or equivalents modified, in the embodiments of the invention without departing from the scope of the invention. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention are still within the scope of the protection of the technical solution of the present invention, unless the contents of the technical solution of the present invention are departed.
Claims (2)
1. A bus route data regulation and control method comprises the steps of using a bus route data regulation and control system, regulating the departure frequency of a bus route based on the number of received reference waiting passengers at a bus stop and the distance between the bus stop and the departure point of the bus route where the bus stop is located, wherein the closer the bus stop is to the departure point of the bus route where the bus stop is located, the greater the influence factor of the number of the received reference waiting passengers on the departure frequency is, so that the intelligent regulation and control of the bus route are realized, and the bus route data regulation and control system comprises:
the departure regulating and controlling equipment is arranged in a control room of a bus management department and used for receiving the number of the reference waiting passengers at the bus station through a frequency division duplex communication interface;
the departure regulating and controlling equipment is further used for regulating the departure frequency of the bus route where the bus stop is located based on the received number of the reference waiting passengers and the distance between the bus stop and the departure point of the bus route where the bus stop is located;
in the departure regulation and control device, the more the number of the received reference waiting persons is, the denser the departure frequency is adjusted;
the signal identification equipment is connected with the real-time sharpening equipment and is used for identifying each human body target in the real-time sharpened image based on the human body imaging characteristics and taking the number of each human body target as the number of the reference waiting passengers;
the frequency division duplex communication equipment is connected with the signal identification equipment and is used for wirelessly sending the reference number of waiting passengers to the remote departure regulation and control equipment;
the button snapshot device is arranged at the bus station and used for carrying out on-site snapshot operation on the environment where the bus station is located so as to obtain and output a corresponding station snapshot image;
the signal processing equipment is connected with the button snapping equipment and used for receiving the platform snapping images, extracting the frame rate of an image sequence where the platform snapping images are located to obtain a corresponding current frame rate and outputting the current frame rate;
the level identification device is connected with the signal processing device and used for receiving the current frame rate, determining a frame rate level which is in direct proportion to the current frame rate and outputting the frame rate level;
the non-bus type single chip microcomputer is connected with the grade identification equipment, is used for determining the reference clock frequency which is in direct proportion to the frame rate grade when the received frame rate grade exceeds a preset grade threshold value, and is also used for maintaining the current reference clock frequency when the received frame rate grade does not exceed the preset grade threshold value;
the trap filtering equipment is respectively connected with the non-bus type single chip microcomputer and the signal processing equipment and is used for executing trap filtering processing on the received platform snapshot image based on the reference clock frequency determined by the non-bus type single chip microcomputer so as to obtain and output a corresponding trap filtering image;
the real-time sharpening device is respectively connected with the non-bus type single chip microcomputer and the trap filtering device and is used for carrying out real-time sharpening processing based on a Prewitt operator on the received trap filtering image based on the reference clock frequency determined by the non-bus type single chip microcomputer so as to obtain and output a corresponding real-time sharpened image;
the signal processing equipment and the grade identification equipment are respectively realized by adopting CPLD chips with different models;
the trap filtering device comprises a frequency receiving sub-device, a filtering processing sub-device and a signal output sub-device;
in the trap filtering device, the filtering processing sub-device is configured to perform trap filtering processing on a received platform snapshot image based on a reference clock frequency determined by the non-bus type single chip microcomputer;
wherein the level identification device, the real-time sharpening device and the trap filtering device share the same power supply device;
in the departure regulation and control device, the closer the distance between the bus station and the departure point of the bus route where the bus station is located is, the greater the influence factor of the number of received reference waiting passengers on the departure frequency is;
the line acquisition equipment is connected with the real-time sharpening equipment and used for receiving the real-time sharpened image and extracting bright lines in the real-time sharpened image one by one to obtain the number of the bright lines in the real-time sharpened image;
the filtering preprocessing equipment is connected with the line acquisition equipment and used for receiving the bright line number and determining the superposition number of filtering windows for executing filtering based on the bright line number;
the more the bright lines are, the more the superposition number of the filtering windows for executing filtering is determined to be, the shape of each superposed filtering window is a rectangle, and the width of the rectangle is 1 pixel point;
the numerical analysis equipment is respectively connected with the line acquisition equipment and the filtering preprocessing equipment and is used for acquiring each pixel value of each nearby pixel point of each pixel point of the real-time sharpened image based on the shape of the overlapped filtering window and determining whether each nearby pixel point is positioned on the bright line extracted by the line acquisition equipment so as to remove one or more nearby pixel points positioned on the bright line from each nearby pixel point of each pixel point of the real-time sharpened image to obtain each residual pixel point;
the dynamic weighted filtering device is respectively connected with the signal identification device and the numerical analysis device, and is used for taking each pixel point of the real-time sharpened image as a filtering pixel point, performing weighted average calculation on each pixel value of each residual pixel point corresponding to the filtering pixel point to obtain a replacement pixel value of the filtering pixel point, wherein performing weighted average calculation on each pixel value of each residual pixel point corresponding to the filtering pixel point comprises: the longer the distance from the residual pixel points to the filtering pixel points is, the smaller the weighted value used by the residual pixel points is; the dynamic weighting filtering device is further configured to integrate a corresponding integrated image based on replacement pixel values of each filtering pixel point of the real-time sharpened image, and replace the real-time sharpened image with the integrated image and send the integrated image to the signal identification device;
the power supply equipment is respectively connected with the line acquisition equipment, the filtering preprocessing equipment, the numerical analysis equipment and the dynamic weighting filter equipment, and is used for interrupting power supply to the filtering preprocessing equipment, the numerical analysis equipment and the dynamic weighting filter equipment when the number of bright lines output by the line acquisition equipment is zero, directly outputting a real-time sharpened image in the line acquisition equipment to the dynamic weighting filter equipment to serve as an integrated image, and replacing the real-time sharpened image with the integrated image and sending the integrated image to the signal identification equipment;
the power supply equipment is further used for restoring power supply to the filtering preprocessing equipment, the numerical analysis equipment and the dynamic weighting filtering equipment when the number of bright lines output by the line acquisition equipment is non-zero.
2. The method of claim 1, wherein:
the dynamic weighted filtering device comprises a pixel value receiving sub-device, a pixel value replacing sub-device and a pixel value integrating sub-device;
wherein, in the dynamic weighted filtering device, the pixel value replacing sub-device is respectively connected with the pixel value receiving sub-device and the pixel value integrating sub-device.
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