{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011236},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010427","490:4900010508","490:4900011587","490:4900011084","490:4900010501","490:4900010496","490:4900010587","490:4900011773","490:4900010757","490:4900011977","490:4900011910","490:4900010763","490:4900012031","490:4900010495","490:4900011899","490:4900011320","490:4900011082","490:4900011091","490:4900011159","490:4900011085","490:4900010849","490:4900011238","490:4900010854","490:4900010767","490:4900010507"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4505945406018779,0.4474131126755665,0.4124554853600519,0.37206119049876163,0.3701999691772028,0.3690695879729838,0.3489513961824653,0.2699723317099259,0.24456309092368878,0.24017245969638343,0.23461829574370482,0.228402866883892,0.2269580087083048,0.22339333491386137,0.22198254440933052,0.21282606475031327,0.2028089577478287,0.2012513737904047,0.19968870571284292,0.1887113256694714,0.17939703683804867,0.17139219437879732,0.1700063412563426,0.16262718264114806,0.1609749001078905],"twin_dists":[0.16399063511858286,0.16471781304190114,0.17284796328488145,0.18262929417263385,0.1830918879240934,0.18337340016437523,0.18845881245099783,0.21017494827529418,0.21796343943918536,0.21936089500228317,0.2211526748397358,0.22319105402077802,0.22367013178448203,0.2248608052649122,0.22533553126128938,0.22846690905756356,0.2319989403472329,0.2325587951244079,0.23312348167139763,0.23717917745611955,0.24075198043274085,0.24392909995601048,0.24448985489809646,0.24753238606971814,0.24822727161558672],"n_dims_used":45,"mean_confidence":0.8914720323350694},"coverage":{"mean_confidence":0.8914720323350694,"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}}