Community Profile

photo

Preetham Manjunatha


University of Southern California

Last seen: 4 days ago Active since 2014

Enthusiastic and versatile Research Associate with a Ph.D. in Applied Computer Vision and Machine Learning.

Programming Languages:
Python, C++, C, MATLAB, HTML, CSS, Shell
Spoken Languages:
English, Hindi
Pronouns:
He/him
Professional Interests:
AI for Signals and Images, Image Processing and Computer Vision, Data Synthesis

Statistics

All
  • 5-Star Galaxy Level 2
  • Personal Best Downloads Level 3
  • 3 Month Streak
  • GitHub Submissions Level 3
  • Thankful Level 3
  • Revival Level 1
  • First Answer
  • First Submission
  • First Review

View badges

Content Feed

View by

Submitted


Weighted adjacency matrix of an image using energy function
Creates a weighted adjacency matrix from an energy matrix for an image. Average, similarity, and dissimilarity between the nodes...

2 days ago | 1 download |

Thumbnail

Submitted


Automatic panoramic image stitcher (AutoPanoStitch)
Automatic Panorama Stitching software in MATLAB. Spherical, cylindrical and planar projections stitching is supported in this ve...

2 months ago | 28 downloads |

Thumbnail

Submitted


Image to cylindrical and spherical projection/warping
Cylindrical and spherical coordinates projection of the color and grayscale images without any slow for-loops.

2 months ago | 2 downloads |

Thumbnail

Submitted


Cracks splitter/cropper/augment on a single image
Augments the cracks with similar geometric properties, cracks can be split into tile images.

2 months ago | 2 downloads |

Thumbnail

Submitted


Shape curvature histogram
Feature vector of the curvature histogram of the shapes.

2 months ago | 10 downloads |

Thumbnail

Submitted


Random graphs and trees
Creates Erdos-Renyi, geometric random graphs, and rapidly-exploring random trees (RRT and RRT*).

2 months ago | 3 downloads |

Thumbnail

Submitted


Panorama image cropper
Crops a fully stitched panorama with black/white background.

2 months ago | 2 downloads |

Thumbnail

Submitted


Cracks splitter/cropper/augment on a large dataset
To augment the cracks with similar geometric properties, cracks can be split into tile images on a large dataset.

2 months ago | 1 download |

Thumbnail

Submitted


Color and depth (RGB-D) images to point cloud
Creates point clouds from color and depth (RGB-D) images provided by the camera's intrinsic parameters. Also, writes the point c...

8 months ago | 7 downloads |

Thumbnail

Submitted


3D space tiling (partition/divide the 3D space w/wo overlap)
Divides the 3D space with or without overlaps. Tested on 3D point clouds.

12 months ago | 1 download |

Thumbnail

Submitted


Multiclass metrics of a confusion matrix
Given the confusion matrix finds the two or multiclass metrics such as precision, recall, F1-score, and others.

12 months ago | 16 downloads |

Thumbnail

Submitted


Custom colormap
Creates a custom color map given the RGB triplet array.

12 months ago | 1 download |

Thumbnail

Submitted


Curvature measure and visualization
Measures the shape properties of the object boundaries and displays the curvature.

12 months ago | 10 downloads |

Thumbnail

Submitted


Line 2 Line intersection point (two line segments)
A fast two-line intersection point-based in parametric space. Finds the intersection point between two lines if it exists.

12 months ago | 31 downloads |

Thumbnail

Submitted


Probability density functions distance and similarity
Measures the distances and similarities between two probability density functions of signals.

12 months ago | 2 downloads |

Thumbnail

Submitted


Acceleration to velocity and displacement using DSP filters
Filters and converts the acceleration data to velocities and displacements using the signal processing algorithms.

12 months ago | 12 downloads |

Thumbnail

Submitted


Voronoi bounded rectangular or square limits
Provides a bounded Voronoi Diagram with vertices similar to MATLAB [vx,vy] = voronoi(x,y). In other words, prunes the edges that...

12 months ago | 6 downloads |

Thumbnail

Answered
How do I directly covert a depth image to 3-D point cloud?
This link can help to convert RGB-D images to point cloud, provided the camera intrinsic parameters.

1 year ago | 0

Answered
generate a point cloud from a given depth image-matlab Computer Vision System Toolbox
This link can help to convert RGB-D images to point cloud, provided the camera intrinsic parameters.

1 year ago | 0

Answered
Point Cloud from DEPTH and RGB image
This link can help to convert RGB-D images to point cloud, provided the camera intrinsic parameters.

1 year ago | 0

Question


How to convert row-major linear indices to column-major indices?
I have a row-major linear indices [1,8, 14, 9, 4, 11, 18] from a matrix 3 x 6 (row x column). How to convert this to column-majo...

2 years ago | 2 answers | 0

2

answers

Answered
Matlab R2020b freezes when closing figure (Intel macOS Big Sur)
MATLAB R2022a still freezes when the Figure window is closed on macOS 12.3.

2 years ago | 0

Answered
How can I plot a voronoi diagram with a limited area?
If the Voronoi Diagram bounded region is rectangle or square, here is the link function to clip the extending edges of the Voron...

2 years ago | 0

Answered
How do I find the intersection point of two lines in MATLAB 6.5 (R13)?
Here is the link to find the intersection point of two line segments/lines. A fast two line intersection point finder based on t...

2 years ago | 0

Answered
How to plot 2 lines and find the coordinates of their intersection?
Here is the link to find the intersection point of two line segments/lines. A fast two line intersection point finder based on t...

2 years ago | 0

Answered
How to find the point of intersection of two lines in matlab ?
Here is the link to find the intersection point of two line segments/lines. A fast two line intersection point finder based on t...

2 years ago | 0

Answered
Finding intersection point of the lines
Here is the link to find the intersection point of two line segments/lines. A fast two line intersection point finder based on t...

2 years ago | 0

Answered
Voronoi boundaries
If the Voronoi Diagram bounded region is rectangle or square, here is the link function to clip the extending edges of the Voron...

2 years ago | 0

Answered
Voronoi Diagram Boundaries with a given width
If I understand your problem correctly, are you looking to bound the Voronoi region? If so, here is the link function to clip th...

2 years ago | 0

Answered
voronoi within a pre-defined area
Here is the link function to clip the extending edges of the Voronoi Diagram for rectangular or square region. Rigorously tested...

2 years ago | 1

Load more