{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004419},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790002064","489:4890004387","489:4890004880","489:4890004368","489:4890003736","489:4890003623","489:4890004418","489:4890004522","489:4890005468","489:4890004216","479:4790003753","479:4790002734","489:4890004321","489:4890003867","479:4790003153","479:4790001893","479:4790001976","489:4890004274","489:4890004231","489:4890005466","479:4790002814","489:4890003989","489:4890004524","489:4890004370","489:4890003807"],"twin_admin_codes":[479,489,489,489,489,489,489,489,489,489,479,479,489,489,479,479,479,489,489,489,479,489,489,489,489],"twin_sims":[0.8206155935791687,0.8107830175532899,0.8040136698161395,0.7598289548432754,0.7435260095166089,0.72062638212827,0.7190883124455585,0.7190645301206238,0.7083305894874967,0.7076865638306906,0.703700374948702,0.6948283851631223,0.6940800085785538,0.6939029395767565,0.6881430090824635,0.6871314795318072,0.6844746002023558,0.6827867956567588,0.6638002559141281,0.6622173423194769,0.6558406857927989,0.6558266538484441,0.6536362361686269,0.6523835583578934,0.6429609573218541],"twin_dists":[0.08166627070434751,0.08411913694342601,0.0857838454531346,0.09625827575688532,0.09998674528373862,0.10513168799142011,0.10547393326914996,0.10547922223693863,0.1078575143964453,0.10799967388511138,0.10887830214195461,0.110826457891614,0.11099035068645294,0.11102911883256752,0.11228828310365903,0.11250903570128618,0.11308835311971378,0.11345599524861771,0.11757393145132436,0.11791594520323986,0.1192920145095118,0.11929503971554266,0.11976713641184099,0.12003699781614108,0.12206423172110542],"n_dims_used":45,"mean_confidence":0.9201178656684028},"coverage":{"mean_confidence":0.9201178656684028,"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}}