{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960004490},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960004934","496:4960005082","488:4880000409","488:4880000689","488:4880000093","496:4960004789","488:4880000554","488:4880001123","496:4960005238","496:4960004482","496:4960004198","496:4960004792","496:4960004640","488:4880000350","496:4960005243","488:4880001105","488:4880000288","488:4880000935","488:4880000351","496:4960004489","496:4960005390","496:4960005101","496:4960005096","488:4880000342","496:4960004464"],"twin_admin_codes":[496,496,488,488,488,496,488,488,496,496,496,496,496,488,496,488,488,488,488,496,496,496,496,488,496],"twin_sims":[0.907968694945139,0.9047004891101689,0.8979008167886714,0.8977943067841938,0.8397084128106244,0.8337717466746288,0.8103777992799615,0.8040951797537197,0.7900847189249581,0.7898661489895409,0.7878129963061768,0.7632210402834305,0.7529002533356804,0.7525679877664572,0.7497002282073809,0.7468035632104921,0.7435485276201318,0.735112975753026,0.7344154428607561,0.7334811096254593,0.7334230367501455,0.723685046276632,0.7232834815126085,0.7211460341782654,0.7163733073654376],"twin_dists":[0.05706956830280379,0.05812557057067305,0.06027510237727614,0.06030829014069494,0.0767690225719342,0.0783123987437733,0.08421931838532057,0.08576391038329172,0.08915391191925964,0.08920624263665577,0.08969702868567889,0.09547454921727619,0.0978503253805265,0.09792638609547702,0.09858181078603856,0.09924197225570609,0.09998163617170341,0.10188834938833219,0.10204538760008781,0.10225559288866709,0.10226865262707249,0.10444993653349137,0.10453953071548112,0.10501597048153925,0.10607714810345104],"n_dims_used":45,"mean_confidence":0.9303473578559027},"coverage":{"mean_confidence":0.9303473578559027,"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}}