{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000558},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810006029","489:4890001065","489:4890000612","485:4850003250","485:4850001912","489:4890000265","489:4890001071","485:4850001205","489:4890000784","485:4850004180","489:4890000290","489:4890000764","485:4850004108","481:4810005792","481:4810006075","485:4850001337","488:4880006122","481:4810006031","489:4890000408","489:4890000261","485:4850003277","496:4960000367","489:4890001076","489:4890000828","489:4890000636"],"twin_admin_codes":[481,489,489,485,485,489,489,485,489,485,489,489,485,481,481,485,488,481,489,489,485,496,489,489,489],"twin_sims":[0.617643263342008,0.5657844163287518,0.47102829632397886,0.4159237676815396,0.3957259813960506,0.38563864021822686,0.3762738119853023,0.36554556445433656,0.3595702014385215,0.3275539374781979,0.2978069071151445,0.29433850199757483,0.28606623724874597,0.2797282173287511,0.2693290549902335,0.26699280578836093,0.26627190186946736,0.26469824693781335,0.2601941206676724,0.2577207256673661,0.25683036566404854,0.2535723929675349,0.2520438137436921,0.24888305583309886,0.24716669768052069],"twin_dists":[0.12749471316876762,0.13861230457225737,0.15936368126039055,0.17202887366279432,0.17684244269052807,0.17928837940974077,0.18158647283763937,0.18425380473562833,0.18575646458898945,0.19403983326237526,0.20214662228566327,0.20312177215359004,0.2054753860881458,0.20730643607164617,0.21036631462484734,0.21106370929567003,0.21127967102708828,0.21175235960117467,0.21311507510962532,0.21386970448863582,0.2141424697969086,0.21514569652108892,0.21561921360710523,0.21660418151978209,0.21714239681300868],"n_dims_used":45,"mean_confidence":0.9169052971733941},"coverage":{"mean_confidence":0.9169052971733941,"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}}