{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004647},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004091","489:4890004241","489:4890003785","489:4890004643","489:4890003846","489:4890004190","489:4890004446","489:4890004691","489:4890004152","489:4890004026","489:4890004600","489:4890003959","489:4890004716","489:4890004412","489:4890004670","489:4890004029","489:4890003660","479:4790002737","489:4890003771","489:4890004150","489:4890004539","489:4890004036","489:4890004075","489:4890004630","489:4890004394"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,489,489,489,489,489,489,489],"twin_sims":[0.7907248776768844,0.7397745873424088,0.7052367596941667,0.6951166585497427,0.6650214276077725,0.6602782030362958,0.6540027620790798,0.6490577114056097,0.638362829312608,0.6182386099913196,0.6140077328344823,0.5926135043134334,0.5811735155451478,0.5724515297317502,0.564474409306901,0.5632995423247686,0.5579118155046394,0.548191589231285,0.5398521052058706,0.5394917024501962,0.5384673234543933,0.5381330706637402,0.5366486844520677,0.5355436489194653,0.5329622141613886],"twin_dists":[0.08900054943726815,0.10083643729267139,0.10853990997124184,0.11076330911957304,0.11730995535415192,0.11833469035891132,0.11968815951501796,0.12075305510934752,0.1230520103533436,0.12736718804612668,0.12827336397452943,0.13285504389000644,0.1353072670570043,0.1371793345669442,0.13889409782324233,0.13914689117920903,0.14030705377675698,0.1424043327781763,0.14420865115498363,0.14428674145956621,0.14450875313401101,0.14458121260971216,0.144903104137128,0.14514284638688346,0.14570328684329947],"n_dims_used":45,"mean_confidence":0.9206339518229166},"coverage":{"mean_confidence":0.9206339518229166,"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}}