{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004162},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001996","490:4900004292","490:4900003593","490:4900003456","490:4900003728","490:4900003746","490:4900004307","490:4900003866","490:4900002604","490:4900003865","490:4900003879","490:4900004577","490:4900004591","490:4900002900","490:4900001460","494:4940006219","490:4900003472","490:4900002455","490:4900003607","490:4900003209","490:4900003058","490:4900002768","490:4900004320","496:4960007892","490:4900004306"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,496,490],"twin_sims":[0.48857024083105877,0.4428752468999423,0.4375566876040464,0.4105754819867694,0.4065533759219112,0.36993090816992924,0.3686747521985002,0.36672779632824876,0.36545757549692054,0.3571874969008086,0.3524175480178573,0.343794684900469,0.34219444417982203,0.34189302773845914,0.33937855942472095,0.33786475722863046,0.33383196559341577,0.3335465707850296,0.32363202995302776,0.31625091378222675,0.30985946478063203,0.30854669657133116,0.3035296737148208,0.29331269700261753,0.28962813746462457],"twin_dists":[0.15544538753699624,0.16575843298972515,0.16698334207587437,0.17329320683172852,0.1742487864411017,0.18315885655608863,0.18347183197076078,0.1839579763729424,0.18427584131514826,0.18635920339387585,0.18757208789419133,0.18978663711778815,0.19020083443113156,0.19027896687464027,0.19093220260126742,0.191326728183294,0.19238243490269197,0.19245740732029543,0.19508411405915813,0.197068805518688,0.1988086499792069,0.19916853552371108,0.2005521060453074,0.20341147798391518,0.20445705101024894],"n_dims_used":45,"mean_confidence":0.9171481662326388},"coverage":{"mean_confidence":0.9171481662326388,"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}}