{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012816},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012881","487:4870003371","490:4900012131","490:4900006024","487:4870003968","494:4940007438","487:4870004112","494:4940008116","487:4870002091","487:4870002262","487:4870002969","490:4900003300","494:4940004829","490:4900001303","490:4900001090","490:4900011467","487:4870009628","487:4870003356","487:4870002971","487:4870002164","487:4870001561","490:4900000716","487:4870002842","487:4870003947","487:4870001916"],"twin_admin_codes":[490,487,490,490,487,494,487,494,487,487,487,490,494,490,490,490,487,487,487,487,487,490,487,487,487],"twin_sims":[0.16698418641939003,0.03890810205027565,0.03204598113590932,0.01829877838349881,0.014147904377891747,0.013703675315898629,0.008533966782614947,0.007281286490581498,0.006780824089694428,0.0067277454338825855,0.0054657164120103605,0.0052109289958874,0.0044789177314332705,0.004126330370805474,0.0036871181743327905,0.003500250442891581,0.0031681778401516023,0.0030985927221962397,0.0030600780981561364,0.0028218040307766952,0.0028170317358882768,0.002801409152337743,0.002427225525928475,0.0023584261393405238,0.0023566703978658093],"twin_dists":[0.24572418862497145,0.3309406207786721,0.34068647669804875,0.3673828092551751,0.3790105499180674,0.3804276782980706,0.40087695475578405,0.4075016766496112,0.4104385857449375,0.4107614139949177,0.4192053959013737,0.4211217902761254,0.4271419201961134,0.43036755585693226,0.4347560871239948,0.4367693010256771,0.44060189883229445,0.441451281385758,0.4419289254139094,0.44501219210370946,0.4450763444294064,0.4452870512265927,0.45068529651522693,0.45176017684746617,0.45178798207015947],"n_dims_used":45,"mean_confidence":0.9056093004014757},"coverage":{"mean_confidence":0.9056093004014757,"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}}