AndroidAndroid Framework Series—CarPower Power Management

Android Framework Series-CarPower Power Management Smart cockpits usually include central control systems, instrument systems, IVI systems, rear entertainment, HUD, Internet of Vehicles, etc. These systems require power from the vehicle’s power supply. Due to the car’s own special power supply environment (compared to the convenient charging environment of mobile phones, if the car’s battery is […]

[Target Detection] Visdrone data set and CARPK data set preprocessing

The previous blog post [Target Detection] YOLOv5 ran through the VisDrone data set introduced the Visdrone data set. I will not repeat it here. This article mainly performs target extraction and filtering on the Visdrone data set and CARPK data set. Description of requirements This article needs to extract and merge the data sets about […]

Application of C++ prefix sum algorithm: minimum white bricks covered with carpet Principle source code test case

Basic knowledge points involved in this article C++ algorithm: principles, source code and test cases of prefix sum, prefix product, prefix XOR including course videos Title You are given a binary string floor whose index starts from 0, which represents the color of the bricks on the floor. floor[i] = 0’ means that the color […]

Explore the important APIs of Android cars from the window lift: vehicle properties CarProperty

Foreword Previously we introduced several important contents of Android car Automotive OS: An article to understand how Android car handles the knob input of the central control Looking at the custom event mechanism of Android cars from the perspective of physical buttons An in-depth introduction to the composition and links of Android car core CarService […]

MathematicsMonocarp and the Set-CF1886D

Monocarp and the Set-CF1886D Reference article Ideas Let’s look at the process of adding numbers in reverse, that isfor a length of n n Delete numbers one by one from the array of ns. So ‘ > ‘ ‘>’ ′>′, ‘ < ' '

P1003 [NOIP2011 Improvement Group] Carpeting (Arknights!)

[NOIP2011 Improvement Group] Laying carpets Title description In order to prepare a unique awards ceremony, the organizers laid some rectangular carpets in a rectangular area of the venue (which can be regarded as the first quadrant of the plane Cartesian coordinate system). A total of n n n carpets, numbered from 1 1 1 to […]

[NOIP2011 Improvement Group] Laying Carpets

[NOIP2011 Improvement Group] Laying carpets Title description In order to prepare a unique awards ceremony, the organizers laid some rectangular carpets in a rectangular area of the venue (which can be regarded as the first quadrant of the plane Cartesian coordinate system). A total of n n n carpets, numbered from 1 1 1 to […]

Preprocessing vehicle counting datasets using ChatGPT3.5: CARPK and PUCPR+

? ? This paper preprocesses the CARPK dataset and the PUCPR + dataset with the assistance of ChatGPT 3.5, including dividing the dataset and converting the box labels in the dataset to point labels. 1 Dataset Introduction ?I found their download address on the short book: https://www.jianshu.com/p/f1b32e948136 ?CARPK dataset and PUCPR+ dataset were proposed by […]

How does the scarpy framework pass custom parameters correctly in crawl? Why can’t the execute of scrapy.cmdline loop infinitely in while True? Execute is replaced by crawl method

Question: Why does the execute function of scrapy.cmdline stop after execution, and cannot execute the following functions, and does not loop infinitely in while True (the result of solving the problem is at the end) I want the scrapy program to run endlessly throughout the year and restart it again after 24 hours from scrapy.cmdline […]