{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000096},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000282","490:4900001592","490:4900000511","490:4900000830","490:4900000323","496:4960008253","490:4900001170","487:4870004422","490:4900001032","490:4900000610","496:4960006499","496:4960008766","490:4900001431","490:4900004325","496:4960008670","494:4940006277","496:4960007924","490:4900000122","490:4900001182","490:4900000424","490:4900000238","496:4960008166","496:4960008163","490:4900002354","496:4960007438"],"twin_admin_codes":[490,490,490,490,490,496,490,487,490,490,496,496,490,490,496,494,496,490,490,490,490,496,496,490,496],"twin_sims":[0.5355984148534433,0.4670611564601854,0.4370853736230883,0.3868048185564916,0.38027108001324916,0.3758606433846891,0.3652239022061859,0.3568046241229419,0.32531031295678564,0.32056391547432556,0.31165073737080823,0.30922514236389625,0.30003381149954844,0.2962292617654389,0.29152179527784355,0.27680716698807667,0.27100025884531276,0.2650778699309451,0.2647281804729751,0.26289961826529085,0.260968041512994,0.2550859317549428,0.2507970710536622,0.24372666512832417,0.24121514655731288],"twin_dists":[0.1451309623700955,0.1602563893871416,0.16709217067683427,0.1790040848102085,0.18060222289076075,0.1816884972440307,0.18433437708092973,0.18645624877964978,0.1946363858222736,0.19590597585092098,0.19831899273207643,0.1989824352012593,0.20152403738040153,0.20258934662232025,0.20391870365624584,0.20815879643315416,0.20986973755687435,0.211638169948551,0.21174335196033797,0.21229477712737807,0.21287988058152446,0.2146786228576802,0.2160067809986504,0.2182283994771966,0.21902753900613578],"n_dims_used":45,"mean_confidence":0.9173655192057292},"coverage":{"mean_confidence":0.9173655192057292,"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}}