{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000942},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001059","495:4950001004","480:4800000900","480:4800000673","495:4950001114","480:4800000858","480:4800000359","495:4950001012","480:4800000783","495:4950001561","480:4800001015","495:4950000907","480:4800001182","495:4950001064","495:4950001011","480:4800000420","480:4800000980","480:4800000635","495:4950001116","495:4950001743","480:4800001120","495:4950001062","480:4800001063","480:4800001018","495:4950001055"],"twin_admin_codes":[480,495,480,480,495,480,480,495,480,495,480,495,480,495,495,480,480,480,495,495,480,495,480,480,495],"twin_sims":[0.7599791003030897,0.700099250337393,0.6012021555120348,0.5856362581147408,0.552936550764907,0.5224872396980158,0.5116991801313542,0.5007247423650648,0.4987922632051906,0.4917052777760526,0.4913612818370027,0.4717761122291274,0.4684542102486793,0.46331170694912577,0.4485853269133507,0.43522595105787937,0.4214454926495247,0.3951305427067967,0.38558762601975255,0.38413040397592685,0.3701789570701187,0.3652062375481928,0.3553791742212736,0.3510885133515705,0.3460562152768848],"twin_dists":[0.09622364665726431,0.10967024480643724,0.13101549230442594,0.13435029562368192,0.1413798207406351,0.14798338341383258,0.150342648767955,0.1527556694776708,0.1531820524255616,0.1547497729945328,0.15482603550154586,0.1591956885316961,0.15994262404169796,0.16110250592601824,0.16444965503864636,0.16752197485332704,0.17073085197464896,0.17698600960319583,0.17930082512121553,0.1796566687960744,0.18309711691564723,0.18433880289012705,0.1868180250465621,0.1879115455860765,0.18920301858664446],"n_dims_used":42,"mean_confidence":0.8995325905936105},"coverage":{"mean_confidence":0.8995325905936105,"n_dims_used":42,"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}}