{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000944},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000582","466:4660011990","490:4900001013","466:4660012144","472:4720007818","480:4800003734","496:4960008054","490:4900000214","490:4900000088","496:4960007427","490:4900004454","490:4900000971","490:4900000159","478:4780008449","496:4960007691","490:4900000921","490:4900000266","490:4900000102","487:4870003275","487:4870002843","487:4870002248","490:4900000819","467:4670003983","487:4870002633","480:4800005471"],"twin_admin_codes":[490,466,490,466,472,480,496,490,490,496,490,490,490,478,496,490,490,490,487,487,487,490,467,487,480],"twin_sims":[0.12552299672754325,0.07095657192522234,0.06792047607853315,0.0630705922051585,0.05467998582213898,0.05350229242386358,0.04734146717050927,0.04482755660057805,0.04280864216414927,0.03834400052291668,0.02667727914123844,0.02666182332464291,0.02629576499172502,0.025120565012278155,0.025120098978827783,0.023691111306687503,0.023024165991174732,0.022650619464806968,0.022446955822960284,0.022291422576594593,0.02181875543936208,0.021537382314083347,0.021527024722734964,0.020903839178078348,0.020188351777800057],"twin_dists":[0.26459142204495945,0.29875012545403434,0.3012090217253361,0.30532940469286923,0.3131164550186377,0.3142871774215205,0.32078570790637717,0.3236420224340581,0.3260349054620663,0.3316841442908072,0.3496467740817665,0.34967473021262513,0.3503409674764246,0.35253536402064684,0.35253625165923025,0.35532745235925123,0.3566804084440504,0.357453099955762,0.35787905444727525,0.358206611874248,0.3592143943824546,0.3598233618780677,0.35984591024183527,0.3612202663790776,0.3628428901016261],"n_dims_used":45,"mean_confidence":0.9156479729546441},"coverage":{"mean_confidence":0.9156479729546441,"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}}