{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870011877},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870011645","487:4870012082","487:4870012626","487:4870012916","487:4870012196","474:4740000709","487:4870012979","488:4880004667","487:4870012769","474:4740000803","488:4880005525","474:4740002352","470:4700002505","474:4740001944","474:4740001744","487:4870011876","488:4880005235","474:4740000898","487:4870007876","474:4740002252","487:4870012913","474:4740001012","487:4870012981","474:4740003037","487:4870011641"],"twin_admin_codes":[487,487,487,487,487,474,487,488,487,474,488,474,470,474,474,487,488,474,487,474,487,474,487,474,487],"twin_sims":[0.4522550774544135,0.4215786405717472,0.3892108981782493,0.3409025322827215,0.3191518337284618,0.2978635758861676,0.22249583198407946,0.18122357859522345,0.1702047061065968,0.15501114777205494,0.15131706344605225,0.14956437944937886,0.14444997299990542,0.1392089786329533,0.13543248997194074,0.12458830210454647,0.12227196463408094,0.1163472072298301,0.11552675703180308,0.11496226970205363,0.11298543653049316,0.11146773247931091,0.11091100141278262,0.10926421729062732,0.10446790198804148],"twin_dists":[0.16361184897222228,0.17069964154353326,0.17841880142527072,0.19053598029477775,0.1962857127496893,0.20213074537615092,0.22516257948916643,0.2400412054253347,0.24440939033216483,0.25077941216481675,0.2523964817943002,0.25317387226806964,0.2554814408442766,0.2579098719891762,0.2597023449452219,0.2650674690872778,0.26625901177875155,0.2693871375445015,0.2698298748802786,0.2701358923845282,0.27121676146869095,0.27205652556639076,0.27236678434781486,0.2732916170338196,0.27604824034343],"n_dims_used":43,"mean_confidence":0.9102653680845748},"coverage":{"mean_confidence":0.9102653680845748,"n_dims_used":43,"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}}