{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002989},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002284","499:4990002710","499:4990002808","499:4990002208","470:4700007629","470:4700004668","499:4990000604","499:4990004242","489:4890001996","499:4990002201","485:4850000757","485:4850004362","489:4890001737","470:4700004804","485:4850001805","470:4700001271","499:4990002700","499:4990001854","472:4720002619","485:4850001662","489:4890002877","485:4850003682","500:5000002164","477:4770001123","470:4700001737"],"twin_admin_codes":[499,499,499,499,470,470,499,499,489,499,485,485,489,470,485,470,499,499,472,485,489,485,500,477,470],"twin_sims":[0.34024129185157986,0.33464349389335435,0.2857129954935976,0.2664308784263132,0.2551546729816781,0.22076844963613437,0.2095844210230632,0.20815592418377368,0.2067963697655282,0.20207056683319705,0.20138482840218555,0.19452624128992177,0.19360537622197393,0.19311228580134257,0.1806707829777595,0.17805706494800572,0.17646289981654986,0.173731832065914,0.17347274016171255,0.17324644021024735,0.17179730498590928,0.17128196324942735,0.17060533316527837,0.1685265508181609,0.16773174740625788],"twin_dists":[0.19070778128046978,0.19216943904090533,0.2055767899380231,0.21123201508116962,0.2146574513119492,0.2257456853766874,0.2295972786384685,0.2300991715809624,0.23057902655826246,0.23226397624426634,0.23251071001580695,0.23501097700423834,0.23535130132763565,0.23553399577444004,0.24025578132098024,0.24127668187481424,0.24190458570212625,0.24298974188739778,0.24309331944931747,0.24318387820228962,0.24376579502477072,0.24397358329669258,0.24424708524788225,0.24509225391766445,0.24541737689664064],"n_dims_used":45,"mean_confidence":0.9324193318684896},"coverage":{"mean_confidence":0.9324193318684896,"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}}