{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006025},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008308","490:4900001794","490:4900002623","490:4900006504","490:4900008963","490:4900000888","490:4900008506","466:4660009839","490:4900007603","490:4900000768","478:4780005742","494:4940008876","490:4900001966","490:4900010016","490:4900007248","490:4900007030","490:4900006898","496:4960002934","466:4660012866","490:4900009810","466:4660003727","490:4900003302","487:4870010582","466:4660006992","490:4900008167"],"twin_admin_codes":[494,490,490,490,490,490,490,466,490,490,478,494,490,490,490,490,490,496,466,490,466,490,487,466,490],"twin_sims":[0.07328222635092642,0.03921819487388344,0.016007880758075795,0.013185296720719794,0.010123910940291993,0.009137802151696914,0.008825766469289545,0.0076489612871674115,0.00620292261862461,0.006076458619215641,0.00535822408573708,0.00526799336152943,0.0048960102518361736,0.004831221767704084,0.004370213703456416,0.00369383597992457,0.0035487792454183837,0.003184585143417086,0.002651235201797596,0.0024329790185854913,0.002246882366783518,0.0022139826560057738,0.002165680482557054,0.0019572618592186655,0.0018675427199069143],"twin_dists":[0.29692370868436435,0.330535774558485,0.3734732383322347,0.3821336020130698,0.39362277821543423,0.3979899941365556,0.39945979894102135,0.40545747553855804,0.41408315643032445,0.4149213736230676,0.42000383863511437,0.42068532695330874,0.42361126462832865,0.42414135938304337,0.4281110454986046,0.43468545824088334,0.43623723284667476,0.44040410883144876,0.4473692428301565,0.45059667805146875,0.4535655806543136,0.4541138021808983,0.4549323900525114,0.45866876667719264,0.4603911087082789],"n_dims_used":45,"mean_confidence":0.9077423095703125},"coverage":{"mean_confidence":0.9077423095703125,"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}}