{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000083},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000294","490:4900000431","490:4900000191","496:4960009082","490:4900000353","490:4900000028","490:4900000247","490:4900000189","490:4900000121","490:4900000432","490:4900000358","490:4900001084","490:4900000015","496:4960007436","490:4900000356","496:4960009182","490:4900000291","490:4900000141","496:4960008875","490:4900000848","496:4960011828","490:4900001728","490:4900000598","496:4960008497","490:4900000522"],"twin_admin_codes":[490,490,490,496,490,490,490,490,490,490,490,490,490,496,490,496,490,490,496,490,496,490,490,496,490],"twin_sims":[0.6684989983040086,0.5708055341088077,0.5053858385481805,0.4958275590125313,0.470966350414519,0.4615877118972562,0.4499105309111823,0.3998351313176194,0.39068221624227956,0.37421617865395046,0.35862618005975805,0.3516453080660005,0.350255283322208,0.34233719971136695,0.3373514633580887,0.3210769811077979,0.31080709083485525,0.3084556343587924,0.30340407265633146,0.29659458825059126,0.29004248929415394,0.289350431815206,0.2884531582857426,0.28648681891097283,0.28588117998267765],"twin_dists":[0.11655761395305345,0.13753293656214557,0.1517291018552099,0.15383709234794438,0.1593776010787238,0.161492351183666,0.16414681606790954,0.17585437101534462,0.17806173924544355,0.18209511287422067,0.1859950225071781,0.1877692494759597,0.18812470873306386,0.1901638425065118,0.1914607184624389,0.19576823470624471,0.19854940840813837,0.1991935321330177,0.20058691290123307,0.20248670425447074,0.20433907629135367,0.20453617602915694,0.20479214119266032,0.20535474921691452,0.20552850043052806],"n_dims_used":45,"mean_confidence":0.9183090209960938},"coverage":{"mean_confidence":0.9183090209960938,"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}}