{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004398},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004306","489:4890004140","489:4890004559","489:4890004409","489:4890003824","479:4790002652","489:4890004542","489:4890004452","489:4890004141","489:4890004629","489:4890004309","489:4890004498","489:4890004508","489:4890004544","489:4890004020","489:4890004355","489:4890004033","489:4890004851","489:4890004017","489:4890004589","489:4890004397","489:4890004314","489:4890004365","489:4890004191","489:4890004402"],"twin_admin_codes":[489,489,489,489,489,479,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8582717818070651,0.812443687960752,0.790081447127097,0.7679140924931216,0.7545620747787499,0.6941059538822887,0.6822043581130285,0.6759752858069263,0.6758834947026539,0.6710392878076339,0.6700232291195678,0.6609208127040902,0.6599659326544871,0.6585786966026046,0.6540074925555504,0.6519137079617964,0.642410488332538,0.6414989455347171,0.6387471529957669,0.6374338356270663,0.6367047726558482,0.6352961845419046,0.6331881467605982,0.6278466339878889,0.6265298006496836],"twin_dists":[0.07180414218568931,0.08370784489022913,0.08915469538332403,0.09438532391504903,0.09746952324854366,0.11098466981856447,0.11358279755878915,0.11493690533766796,0.11495683269969027,0.1160074504065927,0.11622756550540651,0.11819595111551101,0.11840209945205979,0.1187014811616522,0.11968714016793047,0.12013819363525488,0.12218253127407848,0.12237839921262222,0.12296948193983004,0.12325147617962023,0.12340799202296839,0.12371033472336489,0.12416268213957309,0.1253082676360664,0.12559056844523278],"n_dims_used":45,"mean_confidence":0.9200788709852431},"coverage":{"mean_confidence":0.9200788709852431,"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}}