{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010315},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009942","490:4900009842","490:4900009642","490:4900010041","490:4900011508","490:4900010567","490:4900009643","490:4900010651","490:4900010575","490:4900009542","490:4900009744","490:4900010497","497:4970000772","490:4900010569","490:4900011443","490:4900010581","490:4900010667","490:4900010413","497:4970001363","490:4900010570","490:4900010240","490:4900011444","490:4900010030","490:4900011377","490:4900010314"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,497,490,490,490,490,490,497,490,490,490,490,490,490],"twin_sims":[0.035924632651623364,0.035705138992930305,0.03178142152782454,0.03084705774224218,0.03020986597194991,0.025490336969541866,0.0169524781233042,0.01465581281831511,0.012716183668411164,0.010711743442565546,0.009946650403470132,0.009076306985574076,0.008716811644238319,0.007882220002119081,0.007734999468035236,0.007723599624156826,0.006366570949134912,0.006310945170231594,0.00613841185882242,0.006069395585116398,0.005948341207207139,0.005874373884351455,0.005710364640460177,0.005243325094706131,0.004743108261348421],"twin_dists":[0.33498213453480863,0.33529058534125394,0.3410966621760401,0.34256911097360665,0.3435953073956356,0.3518355157188309,0.3708748422743845,0.37743761620833227,0.3837293233799516,0.39119672897064445,0.394378991537555,0.3982760719450591,0.399983976460426,0.4042058648767858,0.40499187938178294,0.4050533018534905,0.41302105549649604,0.41337928546660124,0.41450879498803944,0.41496865067939365,0.4157867518436921,0.41629405845270884,0.41743981235924316,0.4208734774877815,0.4248727327417056],"n_dims_used":45,"mean_confidence":0.8872607760959201},"coverage":{"mean_confidence":0.8872607760959201,"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}}