{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001485},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001256","496:4960001850","496:4960004169","496:4960004027","496:4960001370","496:4960001855","496:4960002109","496:4960001359","496:4960001137","496:4960001854","496:4960003744","496:4960001487","496:4960002661","496:4960001727","496:4960003878","496:4960001371","496:4960002781","496:4960001374","496:4960001753","496:4960001249","496:4960002086","496:4960001255","496:4960001472","496:4960003743","496:4960001718"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.9446606320792845,0.9361744381651698,0.9254240970594427,0.9133073961553213,0.8201412011548834,0.8159781369167668,0.8148512878893381,0.8067314395392079,0.800936602618904,0.793030655544369,0.7800470458746769,0.7724648454555098,0.7689526170427055,0.7677361182403797,0.7610902839695155,0.7609638468110516,0.7556623965730568,0.7554900149277062,0.7545765318741299,0.7531327123592536,0.7454542977770579,0.7448376290305543,0.739309536006653,0.7338055964314586,0.7228877474424459],"twin_dists":[0.04382356096327087,0.047169102976965485,0.051132680264033135,0.05530969017241186,0.08178561764395781,0.0828285103966872,0.0831094540269135,0.08511773253253664,0.08653452061695335,0.08844698607383843,0.09154097926649775,0.0933234325157227,0.09414349369569305,0.09442673749995388,0.09596719122390567,0.09599638790423165,0.09721702985673364,0.09725660565700235,0.09746620760259224,0.09779709672605603,0.09954884971614376,0.09968897500038118,0.10094157097788523,0.10218260888255354,0.10462779755367212],"n_dims_used":45,"mean_confidence":0.9335400051540799},"coverage":{"mean_confidence":0.9335400051540799,"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}}