{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001010},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001207","494:4940008192","490:4900001264","490:4900000938","490:4900000492","490:4900001846","490:4900000199","490:4900001533","490:4900000279","490:4900000233","490:4900003891","490:4900000232","490:4900001981","490:4900001173","490:4900000884","490:4900002927","490:4900008642","490:4900003340","490:4900001072","490:4900006749","490:4900006155","490:4900007739","487:4870003254","490:4900000196","490:4900003333"],"twin_admin_codes":[490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490],"twin_sims":[0.4464718574971169,0.37334578796303075,0.3619483353993819,0.3319788904124104,0.32718642540363374,0.320957409776168,0.3081104009850947,0.3057995061857702,0.2953781365049086,0.28751700796176693,0.2841694168437612,0.24210056008572003,0.2402058001158394,0.23541693797319252,0.23358921473580857,0.23324222067863623,0.22691974118397185,0.22442698441871137,0.21711584254374838,0.21289947456403982,0.21159343600591796,0.21023097633516424,0.2082692780537199,0.20583253409830654,0.20479320816166918],"twin_dists":[0.16493332878647862,0.18231068353006313,0.1851569143516758,0.19286985759097527,0.1941373951449451,0.19580032462735097,0.19928833737212082,0.19992451845294487,0.2028287689872306,0.2050597046345048,0.2060207863350284,0.21874519751590357,0.21935022125882966,0.22089333903586894,0.22148769315625821,0.22160087562480135,0.22368284773485275,0.22451425279644913,0.22698881883013836,0.2284414464424416,0.2288953446534379,0.22937088053171775,0.23005925993333493,0.23092051856565787,0.2312899844939338],"n_dims_used":45,"mean_confidence":0.9173380533854166},"coverage":{"mean_confidence":0.9173380533854166,"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}}