{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004604},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006441","490:4900007036","490:4900005165","490:4900006328","490:4900004337","490:4900004889","490:4900004476","490:4900003923","490:4900007653","490:4900003111","490:4900007171","490:4900005952","490:4900006926","490:4900004610","490:4900006323","490:4900005553","490:4900007532","490:4900005154","490:4900004334","491:4910001117","490:4900007038","490:4900003638","490:4900002972","491:4910001141","490:4900004472"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,491,490],"twin_sims":[0.6408947173746048,0.5284065444785869,0.4015052208621176,0.3346813002636891,0.3241758157182734,0.3131736719518166,0.3131144361918034,0.30212442551405894,0.29122149830837374,0.29008739749852164,0.28784155066837785,0.22679721325347482,0.2254846635420752,0.21946754723734457,0.21925769512667184,0.20794627880710187,0.19654933688619497,0.18663990326385124,0.17791333016810604,0.17617049274346924,0.16561186376961537,0.16028147029232426,0.1399217221482791,0.138542451833662,0.13523886311443697],"twin_dists":[0.12250821343324643,0.14669371587361124,0.17545411080278725,0.19215952312940648,0.19493890317183765,0.19790395060061353,0.1979200724676791,0.20094201001316322,0.20400393583261905,0.20432629601352148,0.20496688732354126,0.2237235722171964,0.22416074148635004,0.2261868437325074,0.2262581721563429,0.23017302630025666,0.23426721001572726,0.23796282269315244,0.2413331313029211,0.24202019542471997,0.2462899999880513,0.24852044412352886,0.25757566324156206,0.2582235671592061,0.2597952517486682],"n_dims_used":45,"mean_confidence":0.8974865383572048},"coverage":{"mean_confidence":0.8974865383572048,"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}}