I am trying to detect an open door using LIDAR. I have 270 degrees LIDAR read and I’m trying to detect the door from the graph: The door is the peak between 100 and 150. The door is between ~30 and ~40. Here there is a “noise” spike. I can see that there is a huge spike in the graph
Tag: python
OCR: Saving Words in a CSV-file
this is a part of my OCR code. This part looks for a special word in a scanned PDF and prints this out. I have like 10 Queries like this and all print me the word I am looking for. Now I want to get the found words saved in a CSV, but I don’t know how to do that.
Validation of WTForms in Flask using Postman
I am trying to Create a user using WTForms. But always I am getting validation error when checked using POSTMAN. I am not sure why this happens routes.py forms.py models.py Postman screen shot what can be the reason for validation always failing in this case. Thanks in advance Answer For this to work from POS…
cv2.imwrite doesn’t save result image but initial only
I have a code: that generates grid like this one: So cv2.imshow shows the grid but cv2.imwrite writes only initial black background not the grid for some reason. How to fix that? Answer You need to scale the color channels: cv2.imwrite(“background.jpg”, background) Alternatively you can create a &…
I’m getting an error when comparing in text file with python
X,Y Matrix list In this matrix, like adding items such as 1×3,3×3,5×5 to the map, check each item according to the item id and if it is 1×3 and start from the starting coordinate, for example X:5 Y1, if the item is horizontal and it is , then push it to the y-axis once and to the x-axis 3 …
splitting a python list into sublists
I have a list that I want to split into multiple sublists Above solution give gives an expanded appended list, which is not what I am looking for. My desired solution is: Answer Try itertools.groupby: Prints:
Elegant way to create a discrete coordinate system array in numpy
I want to define an array which contains all combinations of values [0, 0], [0, 1], [0, 2], …, [0,N], [1, 0], [1, 1], [1, 2], …, [1, N], … [N, 0], [N, 1], [N,2], …, [N,N]. Obviously, one could do something like this: However, I find this “ugly”. Is there a clean way to gene…
Variables in Sqlite execution when being passed into a function (Python3)
For a while I have been looking at how to read/write to a sqlite database from different threads, I found lots of answers and documents describing what needed to happen however I was nowhere near able to achieve what was needed so I decided to use an existing class I found made by someone else. Ashamed to adm…
I don’t know why while sending the variable to HTML it is showing UnboundLocalError. I tried similar Stackoverflow solution but it didn’t solve
I don’t know why while sending the variable to HTML it is showing UnboundLocalError: local variable ‘prdct’ referenced before assignment. When I don’t pass any values from render_template() method then the code is running fine. Also the output that I’m printing using print(prdct)…
Share Plex library in Dart
Hi I’m figuring out how to share Plex library in dart. I’m helping myself with this working script in python ( it works) unfortunately my code returns an http error 400, bad request note: When I run the dart code there are no shared library. maybe the payload is not correct :| Thank for any help } } Ans…