{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011684},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010645","490:4900010889","490:4900011278","490:4900010887","490:4900011134","490:4900008185","490:4900004814","490:4900010383","490:4900001526","490:4900008978","490:4900008639","490:4900010970","490:4900010809","490:4900010472","490:4900008189","490:4900009193","490:4900011280","490:4900010974","490:4900004674","490:4900010973","490:4900010814","490:4900009300","490:4900010381","490:4900010722","490:4900008862"],"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":[0.35922051397450827,0.3466116508906547,0.3043523566862893,0.30124122600226916,0.2882790675272348,0.2858139132473803,0.2741987696109066,0.27203585489066445,0.2648288802104421,0.259562276167795,0.25295464510866317,0.24169461084967275,0.2416306699473105,0.23830465777132123,0.23632845663445817,0.22590823647783667,0.22560424016327585,0.20109599947983828,0.18632168196857957,0.17936118322955166,0.17331791072748626,0.17294861016146598,0.16695660265723464,0.15987593551599527,0.15329684278331837],"twin_dists":[0.18584479457176153,0.18905999008593427,0.20032432864907504,0.20118760538172503,0.20484185914098763,0.20554781215777412,0.20892457908733128,0.2095629713011646,0.21171305391876918,0.21330741889461435,0.2153368406558825,0.21887456378697226,0.2188949530448167,0.21996040616507317,0.22059805234049704,0.22401947842785433,0.22412084442324265,0.23261480578429178,0.23808374975011387,0.24076598359761509,0.2431552686211863,0.24330319020852637,0.2457355283830302,0.2486923260418243,0.2515262862019156],"n_dims_used":45,"mean_confidence":0.9092637803819444},"coverage":{"mean_confidence":0.9092637803819444,"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}}