{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001880},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001375","500:5000001379","500:5000001997","477:4770000932","485:4850007127","499:4990003012","500:5000005178","500:5000005347","500:5000001619","477:4770002540","477:4770002472","500:5000002022","470:4700008717","499:4990002393","500:5000005005","489:4890004489","500:5000001904","499:4990003011","496:4960004631","488:4880000564","500:5000001430","467:4670000263","500:5000001550","477:4770002470","500:5000004655"],"twin_admin_codes":[500,500,500,477,485,499,500,500,500,477,477,500,470,499,500,489,500,499,496,488,500,467,500,477,500],"twin_sims":[0.6678689331454216,0.46011060105142715,0.38032941260664554,0.3533827259727679,0.33514615369191125,0.3345690023442599,0.33440370956902715,0.3292319073650719,0.3082555827071926,0.2897286464087885,0.2777793881261558,0.25923652334014563,0.25728125464826085,0.2515280696528104,0.2487958648143711,0.2476509907568753,0.23699637180631045,0.2359402106227474,0.23173974932893868,0.2220629134555461,0.21498140441212957,0.19722679884472138,0.196554719728341,0.19258369870398798,0.19046583733181055],"twin_dists":[0.11669399138039459,0.16182677788839944,0.1805878968393493,0.18732598296062464,0.19203765035940099,0.19218897857717526,0.1922323442103944,0.19359515485954254,0.19924846128422424,0.20442842474981254,0.20787449715037953,0.21340669848145954,0.21400426364822533,0.21577939124553264,0.2166314653921995,0.21699029010042728,0.22038215320724788,0.2207237335305709,0.2220922320040151,0.22530843336903564,0.22772177535416604,0.23401933545787,0.234265238173654,0.23573020297783664,0.23652012174567547],"n_dims_used":45,"mean_confidence":0.9236609564887153},"coverage":{"mean_confidence":0.9236609564887153,"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}}