{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008939},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008829","490:4900009571","490:4900008940","490:4900009566","490:4900008051","490:4900008384","490:4900008606","490:4900008603","490:4900009570","490:4900008710","490:4900009161","490:4900008830","490:4900004930","490:4900009567","490:4900008716","490:4900007952","490:4900009054","490:4900007940","490:4900011476","490:4900009469","490:4900008934","490:4900008156","490:4900008491","490:4900008492","490:4900009265"],"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":[0.5733894618276282,0.5273577299387867,0.5016111771583136,0.4319847261343601,0.41853729938760004,0.3639595334199289,0.33105524496189537,0.30668174410790733,0.30488293767707914,0.3032358259483767,0.29693950967206034,0.2906933762196766,0.266007014630082,0.23576932830919578,0.2346294108056809,0.22581016703121135,0.22058604672172138,0.2187271187602235,0.20929464834283867,0.20898462054032665,0.20618571758952486,0.20504885006017834,0.18050689788548308,0.17743243918587287,0.17602069999108663],"twin_dists":[0.13697789019967754,0.14692199188636706,0.15256023919377207,0.16827294062622508,0.17141358797993392,0.1846514326788376,0.1931133631869977,0.19968131536359535,0.20017761524412508,0.20063355093407492,0.20238986318352553,0.20415395766880243,0.21135911485141748,0.22077909360562806,0.22114906158343037,0.2240521692743488,0.2258074362461837,0.2264387187224781,0.22969889969335935,0.22980773010781538,0.23079525723625413,0.2311989885849469,0.24031948504819045,0.24152222905912463,0.24207947229079277],"n_dims_used":45,"mean_confidence":0.9284032185872396},"coverage":{"mean_confidence":0.9284032185872396,"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}}