image-similarity
| Crates.io | image-similarity |
| lib.rs | image-similarity |
| version | 0.1.5 |
| source | src |
| created_at | 2022-10-14 12:17:51.172983 |
| updated_at | 2022-10-27 18:16:23.739768 |
| description | An image similarity library |
| homepage | |
| repository | https://github.com/agencyenterprise/image-similarity |
| max_upload_size | |
| id | 688169 |
| size | 3,156,751 |
Tiago De Gaspari (gasparitiago)
documentation
README
A Rust library for calculating the similarity between two images.
List of metrics
-
Sum of Absolute Differences (SAD)
-
Mean of Absolute Differences (MAD)
-
Sum of Squared Differences (SSD)
-
Mean of Squared Error (MSE)
-
Normalized Cross Correlation (NCC)
-
Peak Signal to Noise Ratio (PSNR)
-
Structural Similarity (SSIM)
-
Multi-Scale Structural Similarity (MS-SSIM)
-
Gradient Magnitude Similarity (GMSD)
-
...
Usage
[dependencies]
image = "0.23.4"
let image_a = image::open("image_a.png").unwrap();
let image_b = image::open("image_b.png").unwrap();
let difference = similarity_sad(&image_a, &image_b);
Examples of results
| Image A | Image B |
|---|---|
 |
|
| SAD¹: | 0 |
| MAD¹: | 0.0 |
| SSD¹: | 0 |
| MSE¹: | 0.0 |
|
 |
|---|---|
| SAD¹: | 13500834 |
| MAD¹: | 51.501595 |
| SSD¹: | 1179189332 |
| MSE¹: | 4498.2505 |
|
 |
|---|---|
| SAD¹: | 16662881 |
| MAD¹: | 63.563847 |
| SSD¹: | 1680929909 |
| MSE¹: | 6412.239 |
|
 |
|---|---|
| SAD¹: | 19903895 |
| MAD¹: | 75.92734 |
| SSD¹: | 1681425109 |
| MSE¹: | 6414.128 |
|
 |
|---|---|
| SAD¹: | 46021705 |
| MAD¹: | 175.55887 |
| SSD¹: | 9046268163 |
| MSE¹: | 34508.773 |
|
 |
|---|---|
| SAD¹: | 69718295 |
| MAD¹: | 265.9542 |
| SSD¹: | 20780685733 |
| MSE¹: | 79272.02 |
¹: The smaller the value, the more similar the images are.