{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009016},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010166","490:4900008326","490:4900008662","491:4910005106","490:4900009236","490:4900008219","490:4900009935","490:4900007785","490:4900009135","490:4900009645","490:4900009540","490:4900010217","490:4900010592","490:4900008218","490:4900009426","490:4900010227","490:4900011968","490:4900009439","490:4900009440","490:4900010215","490:4900009524","490:4900012041","490:4900012032","490:4900009523","490:4900010855"],"twin_admin_codes":[490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.01950710530286951,0.016795590137442324,0.015061743859603835,0.01096270334245123,0.010746714443528574,0.00989864803661869,0.009712568536513427,0.009336396677469964,0.009278088409785055,0.008663199369791132,0.007820430069694923,0.007649312676200059,0.007332967722549402,0.005206516114779125,0.00519617959893578,0.004869716335781826,0.004865108863561706,0.004853363774274193,0.0048224418425624575,0.00434298386800473,0.003994115445572864,0.003717393108635359,0.003310874677785442,0.003276670060692357,0.0032356818521312434],"twin_dists":[0.36443514764242785,0.37129745915373413,0.37621468273695335,0.39019692807383916,0.39105616615632394,0.3945858417170767,0.39539623805993046,0.3970777271664894,0.39734376122058007,0.400244057973993,0.40453414588855313,0.40545556445723646,0.40720881508043066,0.4211557225926519,0.421235305971318,0.42382562873913854,0.4238632996197766,0.4239594743824193,0.42421369110519314,0.4283572325860756,0.4316420404057146,0.43443870694746445,0.4389120882813225,0.43931099182599426,0.4397940436509356],"n_dims_used":45,"mean_confidence":0.8936791314019097},"coverage":{"mean_confidence":0.8936791314019097,"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}}