{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980002330},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980002331","498:4980002381","479:4790003955","469:4690003219","496:4960003462","498:4980001979","478:4780006219","467:4670002133","490:4900005126","478:4780005340","473:4730002885","499:4990001405","496:4960003326","469:4690002380","500:5000010240","466:4660004040","496:4960002933","484:4840003564","490:4900005128","472:4720006298","481:4810003156","469:4690001704","489:4890004054","496:4960006181","489:4890004169"],"twin_admin_codes":[498,498,479,469,496,498,478,467,490,478,473,499,496,469,500,466,496,484,490,472,481,469,489,496,489],"twin_sims":[0.06528912326762981,0.03132995699722616,0.026959051271270736,0.011842720654051902,0.010988645637364403,0.006406247829609664,0.0033887712482414084,0.00301810686190218,0.0026897353083166525,0.0026311292433087684,0.0020638279347679604,0.0018302451773432504,0.0017128999021496505,0.0015826454442588133,0.0013261500360867836,0.0012355731051314788,0.0008180202879925833,0.0006719502168480363,0.0006208943570787105,0.0006084401716867304,0.0005468830336868317,0.0005432091235149,0.0005405971569760904,0.0004956352225792913,0.00048530323995480995],"twin_dists":[0.3034135889990187,0.3418034253173955,0.3491395425256904,0.38684471082672056,0.3900947404986544,0.4127672557885959,0.4380174880140049,0.44245573204941024,0.4468253354838125,0.44765616944530356,0.45671496084013696,0.4611296172558454,0.4635470440013319,0.4664160639562638,0.4727672257464855,0.47528456709305744,0.4897016845528091,0.49643072563254825,0.49910850322429784,0.4997928011257096,0.5033796945224636,0.5036055088830411,0.5037669203593007,0.5066660043070044,0.5073668358299371],"n_dims_used":45,"mean_confidence":0.9067284478081598},"coverage":{"mean_confidence":0.9067284478081598,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}