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migtissera
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x-jpeg

Safetensors
xjpeg
image-compression
jpeg
mozjpeg
computer-vision
quantization
Model card Files
xet
 Community
x-jpeg
File size: 3,013 Bytes
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{
  "schema": "xjpeg-public-benchmark-v1",
  "date": "2026-07-21",
  "dataset": "COCO val2017",
  "n": 100,
  "seed": 20260721,
  "domain": "native resolution",
  "rate_definition": "8 * complete_file_bytes / (source_width * source_height)",
  "subsampling": "4:2:0",
  "xjpeg_source_checkpoint_sha256": "5878df379ff23dbfa1c1e753d0a70d2b131e4625cc20be2b61fc882789304219",
  "xjpeg_safetensors_sha256": "823a305b9cdf6d16e2296644d88a343dfc68621fa8e3d4b3c0125772c50b92e8",
  "mozjpeg_commit": "08265790774cd0714832c9e675522acbe5581437",
  "results": {
    "0.5": {
      "xjpeg-2dqt-mozjpeg": {
        "bpp": 0.4997496956837449,
        "rgb_ms_ssim": 0.9571815347671508,
        "y_ms_ssim": 0.9676854050159455,
        "ycbcr_611_ms_ssim": 0.9687534064054489,
        "psnr_db": 27.045369758605958
      },
      "xjpeg-3dqt-mozjpeg": {
        "bpp": 0.49917037496211236,
        "rgb_ms_ssim": 0.9569341570138932,
        "y_ms_ssim": 0.9672612887620926,
        "ycbcr_611_ms_ssim": 0.9684490156173706,
        "psnr_db": 27.0150644493103
      },
      "annex-k-mozjpeg": {
        "bpp": 0.5009711700025585,
        "rgb_ms_ssim": 0.9536303049325943,
        "y_ms_ssim": 0.9723228353261948,
        "ycbcr_611_ms_ssim": 0.9671233034133911,
        "psnr_db": 26.95806926727295
      },
      "mozjpeg-ms-ssim": {
        "bpp": 0.5061802460118985,
        "rgb_ms_ssim": 0.9575938701629638,
        "y_ms_ssim": 0.9715160900354385,
        "ycbcr_611_ms_ssim": 0.9698092138767243,
        "psnr_db": 27.1025217628479
      },
      "webp-method6": {
        "bpp": 0.500153622694583,
        "rgb_ms_ssim": 0.9566846758127212,
        "y_ms_ssim": 0.9727581524848938,
        "ycbcr_611_ms_ssim": 0.968032306432724,
        "psnr_db": 29.164069328308106
      }
    },
    "0.25": {
      "xjpeg-2dqt-mozjpeg": {
        "bpp": 0.251111747384052,
        "rgb_ms_ssim": 0.9176379138231278,
        "y_ms_ssim": 0.9322462600469589,
        "ycbcr_611_ms_ssim": 0.9378674042224884,
        "psnr_db": 24.899343509674072
      },
      "xjpeg-3dqt-mozjpeg": {
        "bpp": 0.25002460303200663,
        "rgb_ms_ssim": 0.9164203625917434,
        "y_ms_ssim": 0.9309142482280731,
        "ycbcr_611_ms_ssim": 0.9367882841825486,
        "psnr_db": 24.852557678222656
      },
      "annex-k-mozjpeg": {
        "bpp": 0.24999798271513857,
        "rgb_ms_ssim": 0.9123686957359314,
        "y_ms_ssim": 0.9385671657323837,
        "ycbcr_611_ms_ssim": 0.9351105725765229,
        "psnr_db": 25.008553409576415
      },
      "mozjpeg-ms-ssim": {
        "bpp": 0.24471706723291,
        "rgb_ms_ssim": 0.9149537760019303,
        "y_ms_ssim": 0.9358393377065659,
        "ycbcr_611_ms_ssim": 0.9368837749958039,
        "psnr_db": 25.029505214691163
      },
      "webp-method6": {
        "bpp": 0.24995592194601005,
        "rgb_ms_ssim": 0.9225210076570511,
        "y_ms_ssim": 0.9421441602706909,
        "ycbcr_611_ms_ssim": 0.9406676864624024,
        "psnr_db": 26.608685035705566
      }
    }
  }
}