{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000124},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000125","485:4850001758","481:4810005633","489:4890001139","489:4890000900","489:4890000354","485:4850002157","485:4850002608","485:4850001759","489:4890001262","489:4890001138","489:4890000161","489:4890000197","481:4810005574","489:4890001325","489:4890000835","481:4810006060","485:4850004034","485:4850001272","485:4850004244","481:4810005636","481:4810005577","489:4890001202","481:4810002191","489:4890000664"],"twin_admin_codes":[489,485,481,489,489,489,485,485,485,489,489,489,489,481,489,489,481,485,485,485,481,481,489,481,489],"twin_sims":[0.5469017518769312,0.5139346082406573,0.4997480075472085,0.4967331343287961,0.49652684515573936,0.48636024526977645,0.48249340265631,0.47439901867956835,0.4715130922924527,0.46507154211751867,0.4606868615648011,0.44688498881635985,0.4263018025313533,0.4254718611984874,0.41948469546136113,0.41406720862634366,0.4114163897296851,0.4105597268593087,0.406022208824135,0.39549317498325764,0.3940081767203247,0.39243132352093674,0.3914175391593911,0.3868325411954193,0.38494635172609776],"twin_dists":[0.1426830819916796,0.14985278798433496,0.15297111909763772,0.15363689102939496,0.1536824875014582,0.15593655857344774,0.15679761767627282,0.15860716711331513,0.15925476433403188,0.1607050796078366,0.16169626383702704,0.16483871443230166,0.16959516862880786,0.16978887307515392,0.17119095427414832,0.172466960123558,0.17309394372818,0.1732969419014743,0.17437529437406024,0.17689856304886484,0.1772568964753152,0.17763808020792995,0.1778835257687179,0.17899733144752916,0.17945734086355294],"n_dims_used":45,"mean_confidence":0.9147026909722222},"coverage":{"mean_confidence":0.9147026909722222,"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}}