{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002887},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003181","490:4900004023","490:4900004281","490:4900004134","490:4900002123","490:4900001969","490:4900002292","496:4960008020","487:4870000357","490:4900001876","490:4900002896","466:4660007143","490:4900004403","490:4900005627","494:4940003926","490:4900001021","494:4940007986","490:4900002141","490:4900003576","494:4940005655","490:4900012712","496:4960006357","490:4900001583","490:4900002448","490:4900001290"],"twin_admin_codes":[490,490,490,490,490,490,490,496,487,490,490,466,490,490,494,490,494,490,490,494,490,496,490,490,490],"twin_sims":[0.5385313979068789,0.3392539332320646,0.3269486266015944,0.2295043979702503,0.2242859379608112,0.16982234697571744,0.1582146315716722,0.14267088525814017,0.1425218895149839,0.1401613928327779,0.136336481805487,0.13616925787391435,0.1314109626321436,0.11530476075164349,0.11226334801500314,0.10243951906862879,0.10010719198612703,0.09981347973657653,0.09272019125167323,0.08652140012566263,0.08219411308103275,0.07970986100523852,0.07888395742175086,0.07201694860583925,0.06631040944850533],"twin_dists":[0.1444948640334664,0.19096464674306635,0.1942005548524247,0.22282715980594123,0.22456147885694244,0.24456455046625009,0.24939978341352836,0.2562983292850779,0.2563670850384781,0.2574635658598805,0.25926990103231506,0.259349733868542,0.2616528242974231,0.2699500851719173,0.2716152095452195,0.27724371704501766,0.2786413917306347,0.27881920254861664,0.2832436631226996,0.2873347040466936,0.29033101604860295,0.2921085954907227,0.2927094010959214,0.2979114534793352,0.3025494903087342],"n_dims_used":45,"mean_confidence":0.9209521823459201},"coverage":{"mean_confidence":0.9209521823459201,"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}}