Tag：trajectory
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Time：2021-8-11
1、 Express query map track 1.1 interface format Provide a unified HTTP post or get call interface, and the return format supports JSON, XML, text and HTML data. 1.2 request address https://poll.kuaidi100.com/po… Request parameters: Parameter name Required type explain customer yes string Authorization code, pleaseApply for Enterprise Editionobtain sign yes string Signature is used to […]
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Time：2021-7-25
By Constantin toporovCompile FlinSource: towardsdatascience introduce After the experience of applying artificial intelligence to sports, I was inspired to move on. Family practice is not enough to be my goal. My goal is team competition. Artificial intelligence in sports is a very new thing. Here are some interesting works: Basketball https://dev.to/stephan007/open-source-sports-video-analysis-using-maching-learning-2ag4 Tennis https://www.researchgate.net/publication/329740964_Convolutional_Neural_Networks_Based_Ball_Detection_in_Tennis_Games Volleyball https://www.tugraz.at/institute/icg/research/team-bischof/lrs/downloads/vb14/ […]
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Time：2021-7-24
Road network data is very important for many applications in cities, such as vehicle navigation and route optimization. The traditional road data acquisition method depends on the acquisition vehicle, which consumes a lot of manpower and material resources. With the popularity of GPS equipment, massive trajectory data is generated in cities, so that we can […]
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Time：2021-6-2
1、 Express query map track 1.1 interface format Provide unified HTTP post or get call interface, and return format, support JSON, XML, text, HTML data. 1.2 request address https://poll.kuaidi100.com/po… Request parameters: Parameter name Is it required type explain customer yes string Authorization code, pleaseApply for Enterprise Editionobtain sign yes string The signature is used to […]
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Time：2021-4-7
Affected by the epidemic, the 11th China Database Technology Conference (DTCC 2020) was postponed from May to August, and then to December. Nevertheless, the enthusiasm of Chinese people for database technology has not diminished. From December 21 to December 23, 2020, the Beijing International Conference Center is full of people, and the major manufacturers compete. […]
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Time：2020-11-10
Today we talk about how to use the interface provided by express bird to query the logistics track of postal express. Before explanation, let’s take a look at the actual display effect after the interface is completed The following is a screenshot of the product application and the track information obtained by calling the express […]
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Time：2020-10-16
First write an animation effect of fireworks bloom. When setting off fireworks, a fireworks can be divided into two stages: (1) the fireworks rise into the air; (2) the fireworks explode into pieces, and the exploded fragments slowly dissipate. Two object classes are abstracted: firework and particle. Firework is used to represent a fireworks object, […]
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Time：2020-10-12
Recently, I need to implement a track playback function. I have no experience in this field. After searching the Internet, I only found that this article mentioned – canvas track playback. It collects track points first and then plays back. My requirements are relatively simple. Track points are provided in the background. I only need […]
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Time：2020-10-9
On September 24, 2017, on the first day of pre registration for the national postgraduate entrance examination, a senior female student of Chengdu University, when registering online, actually appeared a verification code with the words “don’t test”, and a line of red letter was displayed on the verification code: the user name or password you […]
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Time：2020-9-30
Although waymo has accumulated more than 10 million miles on open roads, waymo’s engineers still find that there are endless new autonomous driving scenarios to be solved. 1. Examples of long tail scenarios for autonomous driving Scene oneA cyclist holds a stop sign sign sign in his hand. We don’t know when it’s going to […]
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Time：2020-9-19
How to use the interface provided by express bird to query the logistics track of Baishi express. Before explanation, let’s take a look at the actual display effect after the interface is completed The following is a screenshot of the product application and the track information obtained by calling the express bird interface:In fact, the […]
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Time：2020-8-13
Demand:1: Track playback: play, pause, resume2: Progress bar, track playback, progress bar should also play, track stop playing, progress bar should be suspended.3: Multiple: not playing selection multiple, playing selection multiple, pause selection multiple.4: Play time In the Gaode API example, only the simplest play, pause and continue to play is required.Therefore, it is necessary […]
