{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001964},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700003303","470:4700001962","470:4700004692","466:4660003227","470:4700004859","496:4960011985","470:4700001963","466:4660003053","466:4660000442","466:4660002833","466:4660003121","496:4960012259","490:4900007864","466:4660014292","470:4700003311","466:4660000047","466:4660000467","466:4660000064","496:4960011904","466:4660001986","466:4660000156","470:4700005014","490:4900002339","466:4660000631","466:4660000237"],"twin_admin_codes":[470,470,470,466,470,496,470,466,466,466,466,496,490,466,470,466,466,466,496,466,466,470,490,466,466],"twin_sims":[0.6446683727363584,0.6169960585412537,0.5654639590896711,0.5396526694896875,0.5062284772602362,0.46854345445763906,0.45395178529562447,0.4466315549845683,0.44583299833016793,0.4424067779097458,0.43446419504833617,0.43224435921648974,0.4262865266413558,0.4239461552035642,0.4211684629254161,0.4207480442688773,0.418624453593803,0.412083966711811,0.40272605086113666,0.3964800355086602,0.3941543969691282,0.38481761297742245,0.38348291420077785,0.3810462177881355,0.3808808852230277],"twin_dists":[0.12169721042480157,0.1276333412243052,0.13868123009516647,0.14425186268911197,0.15154379109797297,0.15992253393308614,0.1632253427936006,0.16489675130807488,0.16507970433668948,0.16586609445401934,0.16769826535002796,0.16821270238148825,0.1695987325392959,0.17014537560224785,0.17079580222321533,0.1708944047724529,0.17139309819621326,0.17293588014987613,0.17516199813721334,0.1766607745293151,0.17722158551558492,0.1794887770701318,0.17981498798151388,0.18041194128987248,0.180452511622458],"n_dims_used":43,"mean_confidence":0.9115149919376817},"coverage":{"mean_confidence":0.9115149919376817,"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}}