{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001186},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["469:4690000407","489:4890001191","488:4880004950","488:4880003622","470:4700007304","488:4880001319","470:4700008426","488:4880004747","485:4850004519","469:4690000452","496:4960007229","466:4660010471","478:4780000589","488:4880005429","488:4880004951","488:4880006241","489:4890000926","493:4930002953","472:4720001889","466:4660010303","489:4890001255","466:4660008590","485:4850008800","470:4700002143","488:4880006221"],"twin_admin_codes":[469,489,488,488,470,488,470,488,485,469,496,466,478,488,488,488,489,493,472,466,489,466,485,470,488],"twin_sims":[0.297759028270576,0.2952115694190208,0.17909711756371358,0.16918643533262065,0.1547104080442392,0.1359466216550974,0.13557287659216813,0.13481003488799312,0.1298366770944271,0.12020458218382166,0.1077205558672097,0.10224490678305473,0.09684649908052394,0.0960174047237058,0.09554267316050156,0.09005371533238138,0.08882397621908289,0.08742552883469966,0.08702435061051281,0.08553695345163186,0.08516661526783212,0.07868688102635372,0.07864912639129096,0.07568704780024438,0.07522231956895105],"twin_dists":[0.20216003790110737,0.20287567205488166,0.24086917959940232,0.2448231578753706,0.25090999685329357,0.2594561346534828,0.2596350463563554,0.26000136957358055,0.26242861628639563,0.26733710578942543,0.274168386480528,0.2773593844453029,0.280638785607736,0.2811550668927068,0.2814522651697772,0.28497605313115615,0.2857887230172905,0.2867238057285868,0.2869942492671505,0.28800567543378275,0.2882596801296993,0.2928535107622474,0.2928811514546658,0.29508376572893363,0.29543561589265876],"n_dims_used":45,"mean_confidence":0.9192233615451388},"coverage":{"mean_confidence":0.9192233615451388,"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}}