{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005676},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005413","490:4900005412","490:4900005142","490:4900005005","490:4900005544","490:4900006532","490:4900005268","490:4900006173","490:4900006167","490:4900002189","487:4870012231","490:4900004724","490:4900006525","466:4660000651","469:4690004253","470:4700002629","490:4900004852","488:4880003068","466:4660001338","496:4960011915","469:4690001085","470:4700003793","490:4900008427","490:4900006406","470:4700004841"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,487,490,490,466,469,470,490,488,466,496,469,470,490,490,470],"twin_sims":[0.5869225869089686,0.5566811072698915,0.46520216207564064,0.4376483822642718,0.42051495897474656,0.4203488403128661,0.40474791776695845,0.38980951210418635,0.3811465461006725,0.36965236818417796,0.36380121287359984,0.36166082892563167,0.3492382091134596,0.34674051157067176,0.34390916795484655,0.3367977750373433,0.334809977397582,0.3327577285731364,0.33047331432555127,0.3294385145281285,0.3289304303701021,0.3203470253748262,0.31997632744125704,0.3131016430157482,0.311878787207039],"twin_dists":[0.13407455390146086,0.14057228636862396,0.16067560237488485,0.1669621747357381,0.17094908917349824,0.17098807027958574,0.17467909302212165,0.1782734524177576,0.1803873262397025,0.1832282100006974,0.18469117259393647,0.1852292906675981,0.1883852643669876,0.18902682487982742,0.18975704434415377,0.19160537677044168,0.19212577805643874,0.19266481595514456,0.19326697174227256,0.19354048829871412,0.1936749570631327,0.1959642408153613,0.19606387568116745,0.19792355454321695,0.1982567692547429],"n_dims_used":45,"mean_confidence":0.9154776679144965},"coverage":{"mean_confidence":0.9154776679144965,"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}}