{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000997},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000311","480:4800000923","480:4800000919","480:4800000757","480:4800000994","480:4800000613","480:4800000878","492:4920006715","492:4920004802","492:4920005452","475:4750008208","480:4800000972","492:4920004699","466:4660012097","480:4800000720","480:4800000442","491:4910001416","487:4870003478","492:4920004181","487:4870007320","494:4940001234","480:4800003719","492:4920004083","480:4800005867","475:4750008366"],"twin_admin_codes":[480,480,480,480,480,480,480,492,492,492,475,480,492,466,480,480,491,487,492,487,494,480,492,480,475],"twin_sims":[0.5794615506272326,0.2616365030682078,0.18746043013818145,0.18068628577300266,0.10873851906561338,0.06771146278890948,0.051899760302964545,0.046838312122842986,0.04451891630203612,0.04425840664966372,0.04172773485861308,0.041184186368559444,0.03681706994006721,0.034114572158072225,0.029373675374555912,0.025014361545455742,0.023887717635270634,0.023856537010732322,0.022718585994365176,0.02260795781868313,0.022542791575843577,0.021582980631418877,0.02144631343788978,0.021348999192828857,0.021238706790801806],"twin_dists":[0.13567452150685383,0.21267708734452317,0.23765168114759175,0.2402497573517875,0.27358911942812153,0.30138156483262885,0.3159150443317601,0.3213470545784957,0.3240018946664361,0.3243072802538395,0.3273552994978067,0.3280301978897618,0.3337442639211578,0.337575280217917,0.34497051954433255,0.3527380152078321,0.3549349203363612,0.3549969864771098,0.3573116903931442,0.35754204902914477,0.357678201617545,0.35972420684941225,0.36002194182100544,0.3602349524244133,0.3604773945261732],"n_dims_used":43,"mean_confidence":0.9137702764466752},"coverage":{"mean_confidence":0.9137702764466752,"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}}