{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990001331},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001140","499:4990000634","499:4990000635","499:4990001143","499:4990000708","499:4990001983","499:4990001613","499:4990001340","500:5000005830","499:4990002069","500:5000005667","499:4990001245","500:5000004842","499:4990002329","499:4990001142","499:4990001042","499:4990001433","499:4990000958","500:5000005682","499:4990001145","499:4990001043","499:4990002157","499:4990002517","499:4990001622","499:4990002158"],"twin_admin_codes":[499,499,499,499,499,499,499,499,500,499,500,499,500,499,499,499,499,499,500,499,499,499,499,499,499],"twin_sims":[0.8689877799227269,0.8028682888387928,0.7790181190757977,0.7488930817799225,0.7458396532554643,0.7435290064172076,0.7426344141687626,0.7325666519080412,0.7318467845499158,0.7191394530637741,0.7100788313704521,0.7096777829015078,0.7021504532495669,0.701097545636519,0.6893107808722212,0.6882367501442378,0.668369823063182,0.6656324146224653,0.6585643697229125,0.6581244608456102,0.6558143240909532,0.6528186205940586,0.6525900812703473,0.6518046161518501,0.6470527409203052],"twin_dists":[0.06882764985529971,0.08606369874399172,0.09178386758403849,0.09876594905833301,0.09946124431762643,0.09998606532582094,0.10018895335401586,0.1024611676759276,0.10262288799795957,0.10546255976560065,0.10747132030346242,0.10755995199392915,0.10921935945621876,0.10945087168468633,0.11203329631766763,0.1122678198629702,0.11658557641685934,0.11717783967573012,0.1187045724147089,0.1187994833480132,0.1192976979300364,0.11994328354343332,0.11999251323059407,0.12016168793500413,0.12118444584140317],"n_dims_used":44,"mean_confidence":0.9263771230524237},"coverage":{"mean_confidence":0.9263771230524237,"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}}