{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000934},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004464","490:4900000785","490:4900000494","490:4900004326","496:4960008959","490:4900000177","494:4940008435","494:4940008536","494:4940008233","490:4900001436","494:4940008433","490:4900000195","490:4900000948","490:4900000350","490:4900001328","490:4900000920","496:4960008673","490:4900000689","490:4900000577","496:4960008146","494:4940008513","494:4940008335","490:4900000222","490:4900000029","494:4940008236"],"twin_admin_codes":[490,490,490,490,496,490,494,494,494,490,494,490,490,490,490,490,496,490,490,496,494,494,490,490,494],"twin_sims":[0.6105786227269359,0.6043665706668121,0.565797849452955,0.5566719785094874,0.5555558032348348,0.5533594011245798,0.5411507729432979,0.5314661499891256,0.5296635824778287,0.524203875682223,0.5174548364622402,0.5112525795307675,0.5097338875680056,0.47129226886952164,0.470408528392379,0.46849187181832225,0.4678670971190179,0.46711051826949784,0.4670362196403102,0.4479763890490964,0.4453703762346313,0.440406132835439,0.4322577960494202,0.4213197377985035,0.42085931393901027],"twin_dists":[0.12900769692337644,0.13033787879305278,0.13860941541402616,0.14057425404572396,0.14081487817106342,0.14128858903168015,0.14392734348144492,0.14602834287950164,0.14642024861833755,0.14760903632984335,0.14908245163074518,0.15044057932936386,0.15077376174121007,0.15930437107792778,0.15950297659006843,0.1599341457413227,0.16007482389376043,0.1602452658788631,0.16026200896426596,0.16458892380197146,0.16518575029532603,0.16632637224577387,0.16820958525977087,0.17076033325401158,0.17086830418457166],"n_dims_used":45,"mean_confidence":0.9153391520182291},"coverage":{"mean_confidence":0.9153391520182291,"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}}