{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009344},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007908","490:4900009232","490:4900009764","490:4900009859","490:4900009032","490:4900008922","490:4900009758","490:4900008039","490:4900009242","490:4900008020","490:4900009855","490:4900009653","490:4900009240","490:4900009238","490:4900010157","490:4900008112","490:4900008793","490:4900009854","490:4900010158","490:4900011010","490:4900009536","490:4900010067","490:4900009752","490:4900008703","490:4900010137"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.38310832131626193,0.3652176105861989,0.22768282418932953,0.21999727162877075,0.21979315068886346,0.21346640160596528,0.20629007083841555,0.19164225099941604,0.1791894230801553,0.17917735300394017,0.17610488560982004,0.17241007023002225,0.1650618798759421,0.16325578253891407,0.15491548936690364,0.15151015089990008,0.14805650379968302,0.14169844566961184,0.1330047184497814,0.12643750210634694,0.1219326093174816,0.12169932491632449,0.11779382745069042,0.11006172681796049,0.10808018343741059],"twin_dists":[0.17990663890455338,0.18433595340871772,0.22342955001612874,0.2260069942837345,0.22607626203433404,0.22824500435222533,0.23075827500352217,0.23608059175533025,0.24083309464514321,0.24083781244530222,0.24204615344515673,0.24351930521881734,0.24651770933094214,0.24726936554452358,0.25082092803133366,0.25231124503234864,0.25384806920084246,0.2567480393764812,0.26087453962028617,0.26412825471106677,0.26643501920661455,0.26655622942258356,0.2686123040555333,0.27284239997306947,0.273963259276765],"n_dims_used":45,"mean_confidence":0.8947163899739583},"coverage":{"mean_confidence":0.8947163899739583,"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}}