{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730004726},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800006491","485:4850002129","472:4720002524","475:4750000426","473:4730005302","480:4800006490","479:4790001346","498:4980004108","475:4750000335","494:4940003603","475:4750000547","484:4840001248","484:4840008627","475:4750000251","473:4730005610","484:4840008608","494:4940002136","494:4940003257","475:4750000214","472:4720001474","494:4940001539","494:4940002356","472:4720001534","472:4720001309","475:4750000181"],"twin_admin_codes":[480,485,472,475,473,480,479,498,475,494,475,484,484,475,473,484,494,494,475,472,494,494,472,472,475],"twin_sims":[0.018907209781664144,0.0034060787208862625,0.003244777496878167,0.0031802934440572058,0.002761504519354206,0.0022272352445851535,0.001801228038094157,0.0014385778660594099,0.0014281892287016287,0.001403256064395451,0.0010200932959962793,0.0008131769349144196,0.0006180488828660989,0.0004900890352960347,0.00047797930772640855,0.0003985378548833604,0.00039596194446953455,0.000276636776925813,0.0002396536428590006,0.00023790659872298213,0.00021909788054804544,0.00021299715987447746,0.00018353425873631737,0.00017481152968620094,0.00014022513056665618],"twin_dists":[0.36587798177783254,0.43782127028509055,0.4396863699859869,0.4404557552362636,0.44583017810109077,0.45389207499393724,0.4617138160403215,0.46985495987495096,0.4701150726917405,0.4707465567278018,0.4820377349417294,0.48990618598355035,0.49926371304757744,0.5070404933562997,0.507872123152415,0.5138734197293023,0.5140862189853113,0.5257207974601112,0.530305246765492,0.5305379134246903,0.5331499401577964,0.5340426197670995,0.5387242956291521,0.5402467131843479,0.5470865113087857],"n_dims_used":44,"mean_confidence":0.900244799527255},"coverage":{"mean_confidence":0.900244799527255,"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}}