{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":476,"cluster_id":4760004152},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["476:4760004017","476:4760004412","476:4760004198","476:4760003924","476:4760004113","476:4760004193","476:4760004332","476:4760004448","476:4760004324","476:4760004287","476:4760004474","476:4760004469","476:4760003804","476:4760004284","476:4760004440","476:4760003722","476:4760003645","476:4760003461","476:4760003548","476:4760004153","476:4760003587","476:4760003830","476:4760004433","476:4760004468","476:4760004417"],"twin_admin_codes":[476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476],"twin_sims":[0.5455693408082375,0.5258923517243037,0.475850950445801,0.39407109699874326,0.39385252919889924,0.37321305696800466,0.3629976546696193,0.35078577044516024,0.3306922765148821,0.3282301352868331,0.3006231187414007,0.2996434349219986,0.2731323778294903,0.2698087094466594,0.25569086951696207,0.2502959564465158,0.24293403440676029,0.24288765509179047,0.23124244130350252,0.22825332264222709,0.19849391173599282,0.17717813920340897,0.17481220420363466,0.15915720026259217,0.14978744851158365],"twin_dists":[0.14297115032078006,0.14724110012085062,0.15828184830005537,0.17724170101386702,0.17729449071177736,0.18234357889423988,0.18489300810755294,0.18798896492177325,0.19320915629239263,0.19386048358591962,0.20135973519744235,0.20163298047372197,0.20923894012726305,0.21022359697774448,0.21449243258252276,0.21616290591885706,0.2184800287248309,0.2184947687669638,0.22225532910144483,0.22324054580578778,0.23355729191756008,0.24162237313643925,0.24255902496184067,0.2489977355857898,0.2530745603203546],"n_dims_used":45,"mean_confidence":0.9074444240993924},"coverage":{"mean_confidence":0.9074444240993924,"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}}