{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010537},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010452","490:4900010964","490:4900009374","490:4900010362","490:4900010622","490:4900010790","490:4900010357","490:4900011732","490:4900011022","490:4900012056","490:4900010451","490:4900011258","490:4900010447","490:4900012057","490:4900010620","490:4900010871","490:4900010269","490:4900010953","490:4900010189","490:4900010629","490:4900010178","490:4900008599","490:4900011323","490:4900005478","490:4900010176"],"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":[0.4784288813682788,0.37516200297902497,0.3579139610239843,0.2521386861216156,0.23180240394636561,0.2153574444107755,0.21294866366319182,0.20313696509963414,0.1987662063670328,0.1917693335714564,0.1915732514425692,0.18030626257939508,0.17728190624560072,0.1712571870921711,0.1643005249562783,0.15948887950431737,0.15085331092611912,0.1426843721563771,0.12983240452681694,0.12490332082174097,0.12156879366924564,0.1189615411153836,0.11775611077333181,0.11137267176947711,0.11072983353580722],"twin_dists":[0.1577050350670328,0.18186113856935635,0.18617521605573226,0.21558977129541493,0.22207170014631453,0.22759229012905907,0.2284243882456743,0.23188141888476366,0.2334582679069201,0.23603322411449884,0.23610631921913947,0.24039752971364586,0.24158149703758822,0.24398358444149307,0.24683383888237503,0.248856671910046,0.2526015284816712,0.2562921082394593,0.262430731398785,0.2649067255276652,0.2666241283438268,0.26799215876260496,0.26863241284678924,0.27210941677219136,0.2724680062200836],"n_dims_used":45,"mean_confidence":0.9200302971733941},"coverage":{"mean_confidence":0.9200302971733941,"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}}