{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004238},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960010205","496:4960002177","469:4690001404","470:4700005577","479:4790001061","484:4840003463","481:4810000964","469:4690007895","489:4890004888","488:4880004384","479:4790002631","489:4890003166","479:4790002479","469:4690005189","478:4780006040","477:4770000840","473:4730007858","469:4690001687","498:4980001559","469:4690003129","470:4700004998","496:4960003977","488:4880003310","488:4880005398","472:4720005985"],"twin_admin_codes":[496,496,469,470,479,484,481,469,489,488,479,489,479,469,478,477,473,469,498,469,470,496,488,488,472],"twin_sims":[0.11889692569932471,0.11838615354240684,0.11257263485485439,0.09586329600009413,0.08329892393699653,0.0729957317462599,0.0597588177417628,0.05529946639034323,0.054456196634770554,0.051257525116345626,0.04969658333783581,0.045893546800234254,0.045722558593765034,0.04370932984416697,0.0404616050166337,0.039458665929254885,0.0384210146788011,0.03835873865858592,0.038106299426900775,0.03710659633690501,0.035685051747403246,0.035314408674911785,0.035014265815174264,0.034540388458647875,0.034443923608271546],"twin_dists":[0.26802635241056,0.2682971482406877,0.2714443039995454,0.2812514172624271,0.2895542678494432,0.29714614632591874,0.308294706674446,0.31250900017175615,0.3133373010583688,0.3165791710119475,0.31822266012721023,0.3224148607057198,0.3226100814707397,0.3249559180001234,0.3289391204465005,0.33022368342263997,0.33158209096572444,0.33166460101085005,0.3320002260860857,0.33334814227507603,0.33531889403647036,0.33584368305058326,0.33627209523436513,0.3369548938721596,0.3370948638091319],"n_dims_used":45,"mean_confidence":0.9121509128146701},"coverage":{"mean_confidence":0.9121509128146701,"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}}