{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001994},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001745","489:4890001917","489:4890002162","489:4890002916","489:4890003427","489:4890001814","489:4890002999","489:4890001748","489:4890003513","489:4890003079","489:4890002079","489:4890001831","489:4890001726","489:4890001914","489:4890002493","489:4890002180","489:4890002664","489:4890002023","489:4890001758","489:4890002505","489:4890003083","489:4890002743","489:4890003464","489:4890002306","489:4890002068"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9378343272538849,0.8467857945314714,0.796426582045386,0.7639307893821246,0.7469564757155563,0.7418033774251176,0.7212558198034518,0.7147325457650794,0.7107770319964394,0.7011545881549831,0.6987392592056564,0.684461202764113,0.6805620570464325,0.6773475905257501,0.6738218868701914,0.6600446833925075,0.6581191918633751,0.6560383055565032,0.6436548023013263,0.6432515252695906,0.6420691417881133,0.6360612994162305,0.6322844881320151,0.6223295585611508,0.608113648058244],"twin_dists":[0.046531318854562194,0.07490223582432816,0.08762829626395922,0.0953101927837593,0.09920716893949243,0.10037727842411272,0.10499151748357147,0.10644113462456091,0.1073169629435891,0.10943833288619796,0.1099688975974651,0.11309127251487835,0.11394016420322416,0.11463889532329861,0.11540420189560356,0.11838510032300505,0.1188006200627821,0.1192494075560998,0.12191510060414436,0.12200178130014153,0.1222558823564235,0.1235461173641604,0.12435654713573657,0.1264907486354117,0.1295355262556653],"n_dims_used":45,"mean_confidence":0.9138590494791666},"coverage":{"mean_confidence":0.9138590494791666,"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}}