{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004971},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007616","490:4900007621","490:4900004818","490:4900004957","490:4900004959","490:4900005759","490:4900004817","490:4900004689","490:4900004680","490:4900004830","490:4900004128","490:4900003700","470:4700004326","490:4900001832","490:4900007730","490:4900007501","490:4900002600","490:4900007613","490:4900007744","490:4900005891","490:4900004135","490:4900003720","490:4900002143","490:4900007124","490:4900001976"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,470,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7748672979770306,0.6361073430743082,0.6208284316652122,0.6084417802929677,0.5894466059228459,0.5863887369253699,0.5770122737100036,0.5647144471658725,0.5586179068505985,0.5543170088845523,0.5497354332305072,0.5437014376383392,0.5305023801968668,0.51904588020959,0.49795369906233916,0.49708031466888936,0.4768937172992692,0.47622444806773995,0.47466184007936096,0.470550909754587,0.4701089175975928,0.4678471027997351,0.4629656676154429,0.46281581965901974,0.45918793824224263],"twin_dists":[0.09276048168267198,0.12353623431191454,0.12681238002075793,0.1294652637552798,0.13353360283285495,0.13418898709871913,0.1362001050246915,0.13884245763628406,0.14015492045262037,0.1410820210293106,0.14207083453674313,0.14337520018291716,0.146237846189432,0.14873469867063951,0.1533672175974552,0.1535601653211529,0.15804840693388997,0.15819821526714883,0.15854825532379452,0.1594709703457936,0.15957033747996177,0.1600793269974731,0.1611807145095285,0.16121458810638717,0.162035867961824],"n_dims_used":45,"mean_confidence":0.9198457505967882},"coverage":{"mean_confidence":0.9198457505967882,"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}}