ResearchBenchmarksString-length recovery on Real-video pendulum L* = 0.90 m (test)Follow1.07Estimated LengthLPFV0.83080.89290.9551.0171May 27, 2026Evaluation ResultsMethodMethodLinksEstimated LengthRMSELPFV2026.051.070.247PAIG2026.051.010.116OURS2026.050.970.07NIRPI2026.050.840.478