{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002935},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001995","490:4900003461","490:4900002764","496:4960005833","490:4900002326","466:4660001346","490:4900003612","493:4930007081","490:4900008868","490:4900008425","470:4700002618","493:4930007179","490:4900002002","490:4900006894","490:4900005412","490:4900001472","490:4900002173","490:4900004186","490:4900004423","493:4930006928","490:4900001982","487:4870003420","470:4700002626","487:4870002376","490:4900001173"],"twin_admin_codes":[490,490,490,496,490,466,490,493,490,490,470,493,490,490,490,490,490,490,490,493,490,487,470,487,490],"twin_sims":[0.2869421117638064,0.2857569809020591,0.255286516370569,0.2549021118406941,0.2384505966933724,0.23806869650380513,0.2350556777406758,0.2350403896112565,0.23173550130384207,0.220203041135797,0.20148285815654784,0.20121777398036347,0.19937361970769396,0.19719469844075538,0.1854363389625886,0.17733416504434396,0.1699198357511894,0.15913881730747897,0.1576738728117664,0.15727832236082195,0.15624760294758766,0.1546764136486845,0.15453972572425415,0.1485103791967169,0.14711865930016915],"twin_dists":[0.20522427573620516,0.20556415910013598,0.21461685510631645,0.21473525515652628,0.2199134540470166,0.220036360312498,0.22101057631388607,0.22101554026489142,0.22209362420995973,0.22593721065265282,0.23247540282298546,0.23257090494867927,0.23323770998246077,0.23403106726681186,0.238420953601457,0.2415609175986787,0.2445249660281704,0.2490055601397348,0.24963122975126403,0.2498008933536011,0.25024446813050216,0.2509247693007084,0.25098419177857245,0.25364460301867836,0.2542699556415],"n_dims_used":45,"mean_confidence":0.9171854654947916},"coverage":{"mean_confidence":0.9171854654947916,"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}}