{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000839},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000420","490:4900001079","496:4960006502","490:4900002495","490:4900002343","490:4900000946","496:4960005700","496:4960008975","490:4900001737","496:4960008874","490:4900002025","490:4900001465","490:4900001202","490:4900000284","490:4900002191","490:4900003897","496:4960005274","490:4900001080","490:4900000827","490:4900001433","490:4900002162","470:4700002617","490:4900001470","490:4900000126","490:4900002193"],"twin_admin_codes":[490,490,496,490,490,490,496,496,490,496,490,490,490,490,490,490,496,490,490,490,490,470,490,490,490],"twin_sims":[0.6288279677228502,0.5859428471176922,0.5301591085034865,0.43159363864217576,0.4047738198322081,0.40448838525274194,0.4021375755528669,0.35750180492687805,0.3528857195406079,0.3384837742712091,0.33791270398891976,0.32659737371735553,0.3265467052514477,0.30365103466473087,0.2896498229494836,0.2884329638470218,0.2862437963000239,0.27506339698679955,0.273815215855455,0.27369272256872784,0.2720854864865069,0.2667531814136301,0.2654143041586392,0.25397820997764853,0.24182192922415147],"twin_dists":[0.12509786232090817,0.13428457067288543,0.1463124856162604,0.1683637056435414,0.17467291356504897,0.1747410194766233,0.1753027549285902,0.18627957685257057,0.18745266793785073,0.19116528582704748,0.1913142177656709,0.19429389460493826,0.19430736350849956,0.20051848216144014,0.20445087419961105,0.20479790752916335,0.20542444324346001,0.2086702463707018,0.20903756008584162,0.2090736626238016,0.2095482874208226,0.21113545348203344,0.21153705655228264,0.21502028928157563,0.21883397534090548],"n_dims_used":45,"mean_confidence":0.9170956081814237},"coverage":{"mean_confidence":0.9170956081814237,"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}}