tfnet | TFNet 2018 updated to run with current tensorflow | Machine Learning library
kandi X-RAY | tfnet Summary
kandi X-RAY | tfnet Summary
TFNet 2018 updated to run with current tensorflow, uses Estimators, can run with MirroredStrategy on multiple GPUs.
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Top functions reviewed by kandi - BETA
- Get a tfrecord dataset .
- Main function .
- Implementation of sbranch .
- Build a neural network .
- Unetnet .
- Upsample a network .
- Calculate spectral copies of the input data .
- Frequency time layer .
- Computes the fusion function .
- Analyze the input tensor .
tfnet Key Features
tfnet Examples and Code Snippets
Community Discussions
Trending Discussions on tfnet
QUESTION
I have been working on object detection and tracking system for a while now. I have tried lighting up LEDs when a person is detected determining the coordinate of the bounding box based on the width of resolution range. As of now, the FPS was around 30 when I did not inserted serial comm functions. But when I have inserted the serial comms, then fps goes down way too low around 7-10. What could be causing the problem here?
OS = Windows
GPU = GTX 1070
CPU = i7
Model = Darkflow, yolov2
Code for object detection.
...ANSWER
Answered 2019-Dec-26 at 02:44For those who are interested, i will post the answer as i figured it out. The solution is to use threading and run the classes concurrently. Here's the code!
QUESTION
I am looking to process a video stream from webcam. I am using opencv to capture and display the video. My goal is to segment the video display window into 3 rectangles with specified width and height. When an object is detected in the rectangle then it should output left center or right. I have managed to calculated the center coordinate of the object and drawn the rectangles on the video stream display window. Based on the coordinate where it falls in one of the rectangles, then the output will be left, center or right.
My question is how do i make the output when the coordinate falls within one of the box. I assumed using if center_coord in box then output but it does not work.
...ANSWER
Answered 2019-Dec-25 at 00:45I made it by using simple if else statement ranging the x coordinate based on width of my resolution window.
QUESTION
I am trying get the center coordinate of the bounding box when detected and store it in a list for each FPS. Then for each detected center coordinate of the list, i want to store it in a dictionary.
The output of list should be like center_coord = ["point1" : [x1, y1], "point2" : [x2, y2], ........ ]
From that list, i want to append it into a dictionary like box_center = {"point1" : [x1, y1], "point2" : {x2, y2],.....}
...ANSWER
Answered 2019-Dec-21 at 07:47Sorry but list do not work that way in Python. Use a namedTuple instead, that should solve your challenges. Named Tuples are often used in conjunction with coordinate related issues anyways
QUESTION
i am working on a robot that detects users and follows. I am using YOLOv2 from darkflow repo for the object detection module.
As of now, i want to make the Arduino micro-controller to move the robot forward towards the bounding box when detected. There is no distance or stereo cam. It is just if bounding box detected then drive the motors forward.
This is my code for detecting bounding box in through the camera. It will be helpful if someone could direct me to the right path for any resources or tutorials. Thank you.
...ANSWER
Answered 2019-Dec-16 at 08:46It will be helpful if i can get the center position of the bounding box
As you have the top left and bottom right corner of the bounding box the center is the average of both positions.
How to send commands to arduino?
Use serial communication through the virtual COM port of your Arduino. There are literally a million tutorials online.
https://www.arduino.cc/reference/en/language/functions/communication/serial/
https://pyserial.readthedocs.io/en/latest/
https://www.instructables.com/id/Interface-Python-and-Arduino-with-pySerial/
QUESTION
i am working on darknet yolov2 for object detection . I have used pip install .
which is use to compile the darkflow library. after that when the darkflow is successfully installed.
ANSWER
Answered 2019-Nov-27 at 10:14I have solved the problem with the help of following steps:-
* Make sure your all libraries are installed on the base root
QUESTION
Hi I have a function called
...ANSWER
Answered 2019-Jul-26 at 16:29Do you need to redefine the tfnet.return_predict
function to only return confidence? Or is having a separate function okay? If it's the latter, then it seems like you can just do this:
QUESTION
When I run my code to use my webcam for object detection, I get the following error message:
...ANSWER
Answered 2019-Jun-07 at 11:35I notice you missed out a ['y'] in your br variable.
QUESTION
I'm running Mac OS X (10.14.4) and I'm attempting to follow YouTube tutorial; https://www.youtube.com/watch?v=bDaxeg4HKQY; Image Detection with YOLO v2 Process Video in Python + openCV
In a UNIX Terminal I'm able to do the following:
Configure a virtual environment and activate it;
source activate tensorvid
Run a python script to setup the necessary dependencies
python3 setup.py build_ext --inplace
Run a python script successfully
python video_processing.py
Here is the initial code present video_processing.py:
...ANSWER
Answered 2019-Apr-28 at 17:44You need to install cv2 before it will work. cv2 is really opencv but to install it you need to activate your virtual environment and then type: pip install opencv-python
. On a discussion dated in July 2018 it was stated that opencv was not compatible with python 3.7 but did work with versions 3.5 and 3.65. It may be compatible now.
QUESTION
I am getting this output when i run my code:
...ANSWER
Answered 2019-Mar-20 at 13:07Try this solution. I was having the exact same problem as you and this solved it for me.
QUESTION
so i am using darkflow to detect objects(hats) in a video. It detects people wearing the hats and draws bounding boxes around the hat in a video. Now I want to save the top right and bottom left coordinates of the detected bounding boxes into a txt or csv file for further processing. I wrote the code in opencv-python. I can display the video and it draws bounding box successfully but i don't know how to save the coordinates of the boxes. Any idea how to do it?
I am using Mark jay's code for my purpose
...ANSWER
Answered 2019-Feb-19 at 12:21The 'result' parameter in your code is the set of coordinates. You make a list and append it with the values from the result
and then in your 'else' write it to a .txt file.
Cheers!
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You can use tfnet like any standard Python library. You will need to make sure that you have a development environment consisting of a Python distribution including header files, a compiler, pip, and git installed. Make sure that your pip, setuptools, and wheel are up to date. When using pip it is generally recommended to install packages in a virtual environment to avoid changes to the system.
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