{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870006519},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002714","487:4870003050","469:4690006567","488:4880000691","470:4700001005","487:4870003453","499:4990000761","487:4870003711","487:4870003854","493:4930001593","485:4850000660","488:4880001430","469:4690002140","487:4870002800","493:4930002417","493:4930001453","487:4870003179","493:4930003957","466:4660014556","488:4880000846","469:4690004684","488:4880001566","470:4700006644","493:4930002409","472:4720000630"],"twin_admin_codes":[470,487,469,488,470,487,499,487,487,493,485,488,469,487,493,493,487,493,466,488,469,488,470,493,472],"twin_sims":[0.359765771445215,0.25463692174924224,0.18939491857340965,0.18098484907797194,0.17869640004821108,0.17640269652580864,0.16787259541677935,0.16629672887097238,0.13543380607554661,0.13468084864616378,0.12230667059516785,0.12152251412005957,0.11323337361429989,0.11200810939409613,0.11194680105671587,0.11016386767174695,0.10555066207551905,0.10347682249969202,0.1004622122097598,0.10017670607461696,0.09909305240138674,0.09827586720497415,0.09537573884003304,0.09384341929253265,0.09177271729717186],"twin_dists":[0.18570708335217284,0.21481700210526108,0.23692188863257993,0.24013381497061273,0.24102598504995915,0.24192837727463803,0.24535968077756612,0.24600720776101354,0.2597017137881472,0.2600635598281868,0.26624103244490754,0.2666482151000725,0.2710804026283352,0.2717565229022578,0.27179050338307476,0.27278504868221304,0.2754174753721621,0.2766300743868377,0.27842700987726915,0.27859936828853166,0.27925708460636234,0.27975680755210597,0.2815570479784959,0.28252567953097724,0.2838546624602208],"n_dims_used":43,"mean_confidence":0.9114103982614916},"coverage":{"mean_confidence":0.9114103982614916,"n_dims_used":43,"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}}