{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003522},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004369","490:4900003391","490:4900003257","490:4900002990","490:4900003535","490:4900004357","490:4900003810","490:4900003398","490:4900003135","490:4900001246","490:4900004372","490:4900003261","490:4900003262","490:4900003803","490:4900002698","490:4900003134","490:4900003529","490:4900002697","490:4900002994","490:4900003662","490:4900004217","490:4900002986","490:4900003648","490:4900003255","490:4900003949"],"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":[0.32133392823343554,0.2908362283310041,0.24124266425535498,0.23018502725433884,0.22829448733564156,0.2236484846120902,0.2209162370291442,0.21581918416574145,0.2030227949902116,0.18320575270027636,0.18031659668863306,0.17973085854527845,0.17412501246961215,0.1599439213743967,0.14752087769301103,0.13824819628948556,0.1122154310202303,0.10141279326821401,0.0967201067605313,0.09578128904884971,0.09304176013614562,0.09126824258776474,0.08103879842029077,0.07688915180490215,0.07129208598298169],"twin_dists":[0.1956992992247986,0.20411336216744194,0.21901875403308738,0.22260288803728245,0.2232269201790157,0.22477516192535502,0.2256956783081627,0.22743350351443636,0.23192231000255387,0.2392755774305983,0.24039350837066784,0.24062169648664733,0.2428327701213417,0.24866348880453673,0.2540887763451806,0.25836241478944183,0.2716417199706027,0.2778558972236571,0.28071726571490824,0.28130273854325866,0.2830374134239641,0.2841820208791258,0.2911522563755833,0.29418165267796503,0.2984836687455975],"n_dims_used":45,"mean_confidence":0.9108890957302518},"coverage":{"mean_confidence":0.9108890957302518,"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}}