{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002470},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002540","477:4770002973","477:4770002472","500:5000006138","500:5000005178","485:4850007127","499:4990003012","473:4730001741","499:4990002918","500:5000001379","500:5000011554","500:5000001430","475:4750003680","477:4770000932","468:4680000813","477:4770003714","499:4990003654","499:4990003653","499:4990002393","500:5000001880","500:5000001375","468:4680007234","500:5000006273","499:4990003652","500:5000004830"],"twin_admin_codes":[477,477,477,500,500,485,499,473,499,500,500,500,475,477,468,477,499,499,499,500,500,468,500,499,500],"twin_sims":[0.5424462151377537,0.5325801213650987,0.4025682708876816,0.3440262344800302,0.32260140932014614,0.2674920772685331,0.2578843645023325,0.25236261841686847,0.2357557380504439,0.2260849287441177,0.2202826199573723,0.21987170729281544,0.21646979345427697,0.21616080942389948,0.21453436815109478,0.21259215915752508,0.21153005350607784,0.2108425261529619,0.2075377050159324,0.19258369870398798,0.18531396476750653,0.18037369385806415,0.178494130576352,0.17821663967881446,0.17403677638689363],"twin_dists":[0.14364685940208902,0.14578628774608457,0.1751997282647585,0.18972678918257507,0.19535970117510773,0.21091435446734708,0.21381963784793215,0.21552030502599978,0.2207834975147791,0.22396060291884995,0.22591023440217278,0.22604959901758517,0.22721015505011138,0.22731617009774352,0.22787590634505278,0.22854808022626028,0.22891742073637786,0.22915717488196785,0.23031710630440425,0.23573020297783664,0.2384676516880902,0.24037129291883558,0.24110523023485855,0.24121404946980013,0.24286797509608862],"n_dims_used":45,"mean_confidence":0.922760009765625},"coverage":{"mean_confidence":0.922760009765625,"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}}