{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002300},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940007800","494:4940007710","487:4870001210","487:4870010452","490:4900003196","487:4870011561","487:4870007763","494:4940007593","490:4900001988","494:4940005152","466:4660014165","496:4960007768","487:4870000605","487:4870000839","487:4870001483","490:4900004121","487:4870013227","466:4660006508","487:4870000772","487:4870011346","487:4870001957","490:4900001972","494:4940007901","496:4960006621","487:4870010137"],"twin_admin_codes":[494,494,487,487,490,487,487,494,490,494,466,496,487,487,487,490,487,466,487,487,487,490,494,496,487],"twin_sims":[0.3350166814361619,0.2704038576786324,0.26755857744999895,0.25087895150129574,0.24970436154766373,0.2399093734274683,0.23944209677082345,0.2323665451395772,0.22111568719519142,0.19880589505697857,0.18503727311848348,0.17756996153632812,0.17525189056813312,0.17125508790309835,0.15338628461935505,0.15037576800333718,0.14708012850258276,0.14651020337649961,0.14254442886364757,0.14172864874104274,0.1376094265025736,0.13305254972469452,0.13130191001628208,0.13071241107153966,0.12789753250929797],"twin_dists":[0.19207158547352562,0.21004673291659628,0.2108944743038942,0.21598128965092475,0.2163474777784349,0.21944515433796877,0.2195949584180709,0.22188699582405655,0.2256282254831222,0.23344384234594764,0.23857331746165747,0.24146811485774733,0.24238427689668618,0.24398443184789947,0.25148716799704013,0.25281315773971497,0.25428733104604,0.2545447317994063,0.25635668057497324,0.2567340373098026,0.2586645870627993,0.26085129073264035,0.26170633770560847,0.2619961933394524,0.26339403278051515],"n_dims_used":45,"mean_confidence":0.9122178819444444},"coverage":{"mean_confidence":0.9122178819444444,"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}}