{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001414},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960002017","496:4960002691","496:4960011503","496:4960002685","496:4960002415","496:4960001426","496:4960001304","496:4960003674","496:4960001200","496:4960001094","496:4960002702","496:4960002414","496:4960010850","496:4960002562","496:4960002287","479:4790006363","496:4960002558","479:4790006407","496:4960002561","496:4960002555","479:4790006385","496:4960003941","472:4720004054","496:4960001199","496:4960001086"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,479,496,479,496,496,479,496,472,496,496],"twin_sims":[0.7478972582784449,0.7241102226820018,0.5499972929430584,0.5237668647475437,0.5182680615969626,0.5108039431868019,0.5097282023792002,0.4993152562797041,0.47158448379466483,0.44069056057391537,0.4325775869975198,0.43097892434496077,0.4134954474033117,0.40717891021918123,0.40633300019177304,0.40385748493165635,0.403704477582662,0.3938141705317987,0.39142289894445703,0.3884745299027451,0.38460766020420206,0.38400507608109735,0.38384833595175777,0.38159358877846616,0.3804745899868614],"twin_dists":[0.09899293196407785,0.10435504469873716,0.14201428347724226,0.14770430887825903,0.1489046738472107,0.15053897823097975,0.15077500948073366,0.15306661353925322,0.15923872829839117,0.16626088594347674,0.16813541061934373,0.1685064381556601,0.1726020477623762,0.17409989724872424,0.1743012643429821,0.1748916313856771,0.1749281740097996,0.1773037567080623,0.1778822273413314,0.17859774272190146,0.17954005536031917,0.17968730304541367,0.17972562219663546,0.18027768445204384,0.18055224695801486],"n_dims_used":45,"mean_confidence":0.925730726453993},"coverage":{"mean_confidence":0.925730726453993,"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}}