{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005038},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005573","490:4900005707","490:4900007429","490:4900005174","490:4900005705","490:4900005572","490:4900005054","490:4900005312","490:4900004916","490:4900004915","490:4900005574","490:4900005571","490:4900005706","490:4900006937","490:4900006936","490:4900005959","490:4900005577","490:4900005704","490:4900005833","490:4900005173","490:4900005578","490:4900005172","490:4900004775","490:4900005442","490:4900007311"],"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":[0.7314682347441873,0.6410974617112535,0.6382373805593545,0.526605427723886,0.43918248980162117,0.42543801031681244,0.39527438588682234,0.3835623241076285,0.374289164398122,0.30471488037134536,0.27102773252519163,0.2491401351431267,0.24260093850871423,0.2408146176776642,0.22852876064030458,0.21852239059741801,0.1893495601137092,0.17945711264362763,0.17625940186653039,0.16131412603921735,0.15438321072629074,0.12241146941085505,0.10249935584929798,0.09906683709122281,0.09265851167444497],"twin_dists":[0.10270789189450158,0.12246465692545132,0.1230789475800312,0.14708579261842755,0.1666082910786694,0.16979677703593427,0.1769513182726786,0.17979556441548372,0.18207704761997898,0.20022406953032695,0.20986158992463896,0.21652377170383483,0.2185859320348895,0.2191554807363619,0.22314940599588548,0.22650846297303884,0.2369389403789212,0.24072852137231662,0.2419850287560079,0.24808418564019488,0.25105228098251153,0.26618676527163304,0.27720818766017635,0.2792730654724872,0.2832832880677995],"n_dims_used":45,"mean_confidence":0.9110753377278645},"coverage":{"mean_confidence":0.9110753377278645,"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}}