visual_ feature_ img_ Analysis of callback
In the previous blog, we analyzed one of the callback functions lidar in LVI-SAM_ callback. Through the last blog, we know lidar_callback subscribes to the lidar message and obtains the read-up information through processing, and then puts the dot graph with depth information into the s ...
Posted by zeddeh on Sun, 28 Nov 2021 10:14:35 -0800
I don't know what to write in this preface. Let's encourage each other.
In short: a key frame is a representative of several ordinary frames.
1. Function and significance
Reduce the information redundancy in local adjacent key frames;In SLAM scheme, the depth of ordinary frame will be projected onto the key fr ...
Posted by slyte33 on Tue, 23 Nov 2021 16:27:34 -0800
This series of articles is translated from the official cmake tutorial: [cmake tutorial](
Sample program address: [github.com/rangaofei/t...](
I won't just stay in the official tutorial. As an Android Developer, I really don't have linux c program development experience. I hope the big guys will forgive me. The tutorial is completed u ...
Posted by GiaTuan on Sat, 20 Nov 2021 09:28:28 -0800
Sunday, November 14, 2021 - Monday, November 15, 2021
This time, continue to analyze the contents of the initial folder. This time, it is for the solution_ 5pts, including the header file and cpp file of the file.
Solve here_ 5pts means to use the five point method to find the essential matrix, and the code is the ...
Posted by pimp3679 on Sat, 20 Nov 2021 07:53:55 -0800
This blog will introduce how to use ROS system to record data into a. bag file, and then play back the data to produce similar effects in the running system.
Record data (create a bag file)
Record topic data from a running ROS system and store it in a bag file.
First, open a Terminal window and run roscore.
Open the second Termi ...
In the last article, we analyzed how to use G 2O to optimize the pose map
Because g2o naturally optimizes the pose graph, it is very suitable for the interface of karto's pose graph. It only needs to assign the corresponding vertices and constraints respectively
In this article, let's take a look at another commonly used optimization library ...
Posted by melrse on Tue, 16 Nov 2021 00:40:44 -0800
Catalogue of series articles
Tip: you can add the directories of all articles in the series here. You need to add the directories manually TODO: finishing after writing
Limited cognition, I hope you will forgive me. If you have any problems, I hope to communicate with you and grow together!
This paper first makes a brief in ...
Posted by Spades on Wed, 10 Nov 2021 01:24:28 -0800
Cartographer installation tutorial and pit record
Copyright notice: This article is reproduced from the original article of CSDN blogger "white boots", in accordance with CC 4.0 BY-SA copyright agreement. Please attach the original source link and this notice. Original link: https://blog.csdn.net/weixin_44684139/article/details/104 ...
Posted by aaaaCHoooo on Thu, 21 Oct 2021 19:52:42 -0700
Defining a network for INT8 is exactly the same as defining a network for any other precision. The weights are imported as FP32, and the builder will calibrate the network to find the appropriate quantization factor, so as to reduce the network to INT8 accuracy. This example uses NvCaffeParser to import a network:
const nvcaff ...
Posted by Fsoft on Tue, 19 Oct 2021 13:40:03 -0700