{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870004657},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870005968","496:4960005965","487:4870007011","466:4660007778","474:4740000968","487:4870006254","470:4700005345","486:4860000223","487:4870004511","487:4870006596","487:4870007022","470:4700005306","478:4780008459","494:4940004213","487:4870010127","479:4790004849","466:4660007625","490:4900001491","487:4870007165","487:4870003488","490:4900008988","487:4870004658","485:4850001989","665:6650004181","487:4870000967"],"twin_admin_codes":[487,496,487,466,474,487,470,486,487,487,487,470,478,494,487,479,466,490,487,487,490,487,485,665,487],"twin_sims":[0.002847285821150749,0.001485007261206398,0.001123567789121656,0.0008836948222056516,0.0006699763625115883,0.0005069896017649158,0.0004036405566640578,0.00039714675366974236,0.00031049642763124205,0.00030771247415399853,0.0003044076173160153,0.00019813801949557951,0.0001928144977513562,0.00016419918947518472,0.00011739180629668438,0.00011360612485775292,0.00011302630633097105,0.00010117526399240933,0.00009354889972137323,0.000036580007443766014,0.0000326193857781571,0.00003196944018540202,0.000028156481900511364,0.000021469120497051804,0.000014814921512145768],"twin_dists":[0.4446713198400945,0.4687132503090987,0.4786450580788506,0.4870344800355512,0.4965306708407945,0.5059113936024048,0.5134556536445797,0.5139881799188559,0.5220029731132346,0.522293919757639,0.5226425283138981,0.5363217769505509,0.5371776468062374,0.5421985405229339,0.5525390495551099,0.5535388120587929,0.5536947096611355,0.5570587996722995,0.5594267602766942,0.5870559190892776,0.5903393009012686,0.5909140772542444,0.5945282654054495,0.6021722700393439,0.6124756253511205],"n_dims_used":43,"mean_confidence":0.9075328028479288},"coverage":{"mean_confidence":0.9075328028479288,"n_dims_used":43,"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}}