{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010492},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008899","490:4900011360","490:4900010748","490:4900011219","490:4900010132","490:4900008104","490:4900008769","490:4900009822","490:4900009936","490:4900007895","490:4900010407","490:4900011145","490:4900010564","490:4900009836","490:4900009527","490:4900009002","490:4900011069","490:4900008901","490:4900009635","490:4900011226","490:4900011061","490:4900007781","490:4900010663","490:4900009099","491:4910003892"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491],"twin_sims":[0.40567583734572105,0.363405552220695,0.3349469521819656,0.2378500671046558,0.22596170375382363,0.20667384376748765,0.20336278063696703,0.14995331268844853,0.12691916867925054,0.10776993331448925,0.09482768455812737,0.08401379865142836,0.08393195493273586,0.07448661039242331,0.07207865653138885,0.07029302118393821,0.0680383642053442,0.06603563665441096,0.06585237497110137,0.06486966923300024,0.06470561839919681,0.0630894975353585,0.05688413460690411,0.05329053748124596,0.05152944049474719],"twin_dists":[0.17445782927146555,0.1847905253110242,0.19208986469495587,0.22010677925692035,0.2240016594089836,0.23062237775547229,0.231800587312281,0.25300078699871587,0.26388532687733424,0.274140190761219,0.2819020738942525,0.28905604329501733,0.2891129114680719,0.29599623118478874,0.29786295634505344,0.29928012397747866,0.30111189416874073,0.30278089842636635,0.3029356748676667,0.3037716844652007,0.30391225245022485,0.30531284763702937,0.3109803203829612,0.3144999404082371,0.3162971473311639],"n_dims_used":44,"mean_confidence":0.8844156265258789},"coverage":{"mean_confidence":0.8844156265258789,"n_dims_used":44,"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}}