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Supermarket Shelf Handling

Inspect Food Expiry Dates and Sort Expired Items

Inspect food dates and separate expired items from valid stock.

Steps

  1. 01Pick up a basket and move to the food shelf
    • Grasp
    • Move
    • Transport
  2. 02Pick up each item, adjust its angle, and inspect the date
    • Adjust
    • Grasp
    • Inspect
    • Repeat
  3. Full step list available on request

Sample recordings

ExcellentNo blocking integrity failures
Checking for additional chart data…

Data integrity & timing

  • Completeness99.9% of expected messages — no dropped data
    99.9%pass
  • Timestamp Alignmentcameras & joints synced within ±6 ms
    5.94 mspass
  • Signal Validity0 out-of-limit joints, 0 invalid samples
    0% invalidpass
  • Longest stream stopno stream stop exceeded 3 s (longest 1.052 s)
    1.052 spass
  • Stalled channelsno channel stalled longer than 3 s
    0pass

Image quality

  • Image Qualityall sampled frames sharp, well-exposed
    100%pass
  • Frame decodingall camera frames decoded
    0pass
  • Image brightnessmean brightness 137.9 on a 0-255 scale
    137.86Measured
  • Image contrastRMS contrast 70.6
    70.63Measured
  • Backlit frames1.1% of scene-camera frames backlit
    1.1%warn
  • Motion blurmotion blur affected 37.5 s of the 140 s episode
    37.5 sMeasured

Motion & control

  • Motion Smoothnesssmooth, human-grade trajectories
    -2.5 SPARCpass
  • Tracking Errorrobot followed intent within 0.036 rad (worst joint 0.410)
    0.036 radpass
  • Left-arm trackingRMSE 0.116 rad, p95 0.288 rad
    0.116 radMeasured
  • Right-arm trackingRMSE 0.134 rad, p95 0.292 rad
    0.134 radMeasured
  • Active motionarms in motion 95.1% of the episode
    95.1%Measured
  • Operator pausesno operator pauses ≥1 s
    0Measured

Gripper behavior

  • Gripper Chatterdecisive grasps, 100% idle hands
    3.84 transitions/minpass
  • Left gripperactuated — 2 open/close cycles
    yesMeasured
  • Right gripperactuated — 5 open/close cycles
    yesMeasured