{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006812},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006815","490:4900006569","490:4900005702","490:4900006942","490:4900006090","490:4900006570","490:4900006095","490:4900006456","490:4900005963","490:4900006215","490:4900005701","490:4900006940","490:4900006690","490:4900006697","490:4900005960","490:4900006819","490:4900005307","490:4900006457","490:4900005437","490:4900007541","490:4900005834","490:4900006683","490:4900006460","490:4900006820","490:4900005964"],"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":[0.4487785370611351,0.3360987677260864,0.2890871023034823,0.23121956233167223,0.18495161550424083,0.16475301108723,0.13561504191429183,0.11728445256380428,0.11718572536245853,0.10821085696797399,0.1046542402555016,0.0965141037436728,0.08335956478593223,0.07463738756948793,0.07286474802505159,0.07112022770682869,0.07038913847197412,0.06625324475070427,0.059277095720636816,0.05062327083047412,0.049614694057498826,0.04702128178046457,0.04489117286234108,0.04315686503730941,0.0420796446617413],"twin_dists":[0.16440548127362098,0.19178818529570107,0.20461124681488332,0.22226283804113312,0.23860605178176486,0.24664583041788296,0.25961484333332396,0.268884297017314,0.26893711950251714,0.27388885575558236,0.27593932713889757,0.28084535099505764,0.28951187258342315,0.29588097498766874,0.2972480788798449,0.298620026877962,0.2992031013639762,0.3025975687333026,0.3087372144569199,0.3172418721580493,0.3183100609527685,0.3211423428746157,0.3235681048978631,0.32561550543885676,0.32692229012733387],"n_dims_used":45,"mean_confidence":0.9104943169487847},"coverage":{"mean_confidence":0.9104943169487847,"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}}