{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920002973},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920003920","492:4920003686","492:4920002833","492:4920002191","492:4920003724","492:4920003410","492:4920002930","492:4920003003","492:4920002027","492:4920003875","492:4920001459","492:4920003266","492:4920001360","492:4920003361","492:4920002129","492:4920002625","492:4920003723","492:4920003155","492:4920002959","492:4920003215","492:4920002970","492:4920003167","492:4920003313","492:4920003725","492:4920003017"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492],"twin_sims":[0.3989629079676717,0.24235127583855315,0.2013739095018698,0.1268393052723156,0.11938179169064622,0.11748916241860466,0.11523083137986302,0.1039156031971425,0.1039107377933897,0.1038253319951646,0.100602959474424,0.08794154255948636,0.08373694999154846,0.07793504816008391,0.07166675267842391,0.06905682404209737,0.0687564254687315,0.06494591912271566,0.0646405140255414,0.04961658979039707,0.04945123270870385,0.047450080172907125,0.04578648430423442,0.04576990314365927,0.042919186194705986],"twin_dists":[0.17606371331465456,0.21866537057866337,0.23251464338744607,0.26392555748896085,0.2677701136009211,0.26877487865889144,0.2699901571731438,0.2763719457209991,0.2763748033101017,0.2764249815343392,0.27834218257172777,0.2863773954083994,0.289248587018834,0.2934059568316943,0.29818731676334725,0.3002784415352016,0.3005232261593306,0.30370644814463593,0.30396811828830006,0.3183080362688192,0.3184848842237798,0.3206651885888486,0.322537024686626,0.32255596606771997,0.3259014561950103],"n_dims_used":45,"mean_confidence":0.9199535793728298},"coverage":{"mean_confidence":0.9199535793728298,"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}}