{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003611},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004295","490:4900004431","490:4900002320","490:4900004015","490:4900004017","490:4900004444","490:4900002319","490:4900003603","490:4900002472","490:4900002771","490:4900004567","490:4900003594","494:4940004550","496:4960005555","494:4940004659","490:4900003878","496:4960005553","496:4960004508","490:4900002928","496:4960004509","494:4940004654","490:4900004293","490:4900004430","494:4940004295","490:4900003328"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,494,496,494,490,496,496,490,496,494,490,490,494,490],"twin_sims":[0.8129706557464715,0.7112828265670083,0.4863199389447649,0.4856786025393124,0.4587419282624832,0.4585589615425011,0.42412903403212976,0.42307435810519883,0.41838649222666807,0.4130150219615781,0.3789075020268837,0.37455357787906496,0.3631986183171859,0.359928456736217,0.358435979307185,0.35501678284993554,0.33454668766802564,0.3288015075739937,0.32747954136868285,0.3207187902662846,0.3146670047381832,0.3074536509923441,0.30656682273314506,0.30484412110201,0.29922220704876185],"twin_dists":[0.08357708611130604,0.10720509851054454,0.15594552295625322,0.15608819093437504,0.16213699473213425,0.16217849016429806,0.17010261525787707,0.17034932337782743,0.17144904674288386,0.17271561853342232,0.18093741074330924,0.18201161511988576,0.18484250942919958,0.18566601592291726,0.18604312589300226,0.18691011861150103,0.19219483229753656,0.19370909574401982,0.1940595780028245,0.19586438408842013,0.19749809013722877,0.19946885771212866,0.19971297238939836,0.20018834357808926,0.20175062648683015],"n_dims_used":45,"mean_confidence":0.9166730244954427},"coverage":{"mean_confidence":0.9166730244954427,"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}}