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Preetham Manjunatha


University of Southern California

Last seen: Today 2014 以来アクティブ

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

Programming Languages:
Python, C++, C, MATLAB
Spoken Languages:
English, Hindi
Professional Interests:
Machine Learning and Deep Learning, Image Processing and Computer Vision

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  • 3 Month Streak
  • Personal Best Downloads Level 1
  • GitHub Submissions Level 3
  • Thankful Level 3
  • Revival Level 1
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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...

8日 前 | ダウンロード 4 件 |

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

8日 前 | ダウンロード 17 件 |

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

15日 前 | ダウンロード 5 件 |

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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...

26日 前 | ダウンロード 12 件 |

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

3ヶ月 前 | ダウンロード 2 件 |

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Automatic panoramic image stitcher (AutoPanoStitch)
Automatic Panorama Stitching software in MATLAB. Supports spherical, cylindrical, and planar projections and recognizes multiple...

3ヶ月 前 | ダウンロード 17 件 |

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Image to cylindrical and spherical projection/warping
Cylindrical and spherical coordinates projection

3ヶ月 前 | ダウンロード 9 件 |

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質問


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...

3ヶ月 前 | 2 件の回答 | 0

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

4ヶ月 前 | 0

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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.

5ヶ月 前 | ダウンロード 41 件 |

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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...

5ヶ月 前 | 0

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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...

5ヶ月 前 | 0

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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...

5ヶ月 前 | 0

回答済み
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...

5ヶ月 前 | 0

回答済み
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...

5ヶ月 前 | 0

回答済み
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...

5ヶ月 前 | 0

回答済み
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...

5ヶ月 前 | 0

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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...

5ヶ月 前 | 1

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Vertices of polygons in bounded voronoi diagram
Here is the link function to clip the extending edges of the Voronoi Diagram for rectangular or square region. Rigorously tested...

5ヶ月 前 | 0

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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.

5ヶ月 前 | ダウンロード 2 件 |

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

5ヶ月 前 | ダウンロード 2 件 |

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回答済み
Matlab R2020b freezes when closing figure (Intel macOS Big Sur)
Same problem macOS Monterey v12.1. MacBook Pro (15-inch, 2018), Processor: 2.9 GHz 6-Core Intel Core i9 and Memory: 32 GB 2400 M...

5ヶ月 前 | 0

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

7ヶ月 前 | ダウンロード 2 件 |

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質問


Common substring index from two string arrays
I have two string arrays a and b and I need to find the index matching the substring numbers (within string arrays). For example...

8ヶ月 前 | 1 件の回答 | 0

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

10ヶ月 前 | ダウンロード 3 件 |

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

11ヶ月 前 | ダウンロード 11 件 |

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

11ヶ月 前 | ダウンロード 15 件 |

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

11ヶ月 前 | ダウンロード 3 件 |

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

11ヶ月 前 | ダウンロード 1 件 |

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How to calculate the curvature of a boundaries in binary images?
Here this function measures the curvature and other shape properties. In addition, it displays the curvature. Here is the T-...

11ヶ月 前 | 1

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