{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001968},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001507","491:4910001396","491:4910001628","491:4910001389","491:4910001515","491:4910001569","491:4910002365","490:4900004196","491:4910001256","491:4910001967","491:4910002012","490:4900003109","491:4910001966","490:4900002968","491:4910001076","491:4910001855","490:4900003638","491:4910002113","490:4900003636","491:4910001458","491:4910001632","491:4910001193","490:4900003110","491:4910001514","491:4910001443"],"twin_admin_codes":[491,491,491,491,491,491,491,490,491,491,491,490,491,490,491,491,490,491,490,491,491,491,490,491,491],"twin_sims":[0.7944445835769915,0.6703558961646617,0.6586246974475175,0.6278541565943678,0.6251516616715803,0.5489168982338105,0.5363954606432716,0.4417414169048789,0.44028070051095447,0.41693909277164315,0.40663293801773226,0.3896919706443343,0.3543577865123007,0.35029141069675246,0.34518041542839667,0.33728698401678936,0.3231106354395733,0.32000519711864095,0.3194588822612831,0.3181583517954995,0.3128554935032696,0.29530384145551564,0.2886811923202374,0.28451025634316085,0.2699100601078397],"twin_dists":[0.08810661584931466,0.11615550698706444,0.11869155565522047,0.12530665482708672,0.12588596782897737,0.14224763347981906,0.14495803351077508,0.1660190806309701,0.16635525687745675,0.1717896466297952,0.17422984348781295,0.1783019842984132,0.18707771232468343,0.1881154608605081,0.1894287899944909,0.19147755793215018,0.195223473286115,0.19605611386780683,0.19620306114261965,0.19655344604114686,0.19799056785748007,0.20284968755256994,0.20472704490833332,0.20592262230244063,0.21019346092101932],"n_dims_used":44,"mean_confidence":0.8942262476140802},"coverage":{"mean_confidence":0.8942262476140802,"n_dims_used":44,"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}}