{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001175},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001530","485:4850007122","485:4850006595","477:4770001079","500:5000001890","477:4770000892","489:4890002612","489:4890002290","477:4770001409","500:5000001225","477:4770001078","477:4770000466","477:4770000722","494:4940001090","476:4760000385","485:4850006894","476:4760000250","477:4770001584","499:4990002651","500:5000000618","500:5000001713","480:4800004583","477:4770001295","473:4730004057","494:4940001202"],"twin_admin_codes":[477,485,485,477,500,477,489,489,477,500,477,477,477,494,476,485,476,477,499,500,500,480,477,473,494],"twin_sims":[0.2746671380230672,0.17799708436364103,0.12399758415296154,0.11751516557175452,0.10990859597969505,0.10324575625854833,0.100249058131716,0.10013109514218901,0.09624224097375329,0.09408427422547726,0.08897989510782103,0.0885069367955757,0.08848594534193549,0.08821565218324914,0.08610691105198882,0.08518145741248408,0.08465018710307755,0.08401955092605205,0.08160105592508812,0.08104540306538144,0.07902630250172316,0.07770885985624425,0.07737166206657299,0.07346845991663326,0.07240247625556659],"twin_dists":[0.20878674619155263,0.24130023430825948,0.2653697273846438,0.26876099031731465,0.2729284589102929,0.27676635061377924,0.27855565343894484,0.27862693894876667,0.2810147149010546,0.28237260517980944,0.28568519237673734,0.28599968374758356,0.28601367279778583,0.2861940363978738,0.28761646358218074,0.2882494834000325,0.28861535774718444,0.28905204805603074,0.29075142048909425,0.2911475349858781,0.2926054927722997,0.29357299798342756,0.29382274771863903,0.29677949172181256,0.29760901158872866],"n_dims_used":45,"mean_confidence":0.9220180935329861},"coverage":{"mean_confidence":0.9220180935329861,"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}}