{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000905},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002209","470:4700000240","479:4790002791","470:4700000895","472:4720000760","470:4700001183","496:4960004794","472:4720002527","481:4810001651","481:4810000109","488:4880001189","470:4700000575","468:4680005404","479:4790004153","481:4810001946","472:4720002554","499:4990001782","479:4790002879","470:4700000455","479:4790003996","472:4720001135","481:4810002565","485:4850003003","499:4990002959","499:4990002052"],"twin_admin_codes":[470,470,479,470,472,470,496,472,481,481,488,470,468,479,481,472,499,479,470,479,472,481,485,499,499],"twin_sims":[0.5342482603276616,0.4703346400735512,0.4323188279168536,0.39480455823058996,0.37700695311288557,0.374758704393649,0.3700041613254201,0.3636910720608388,0.3620511916060643,0.340994248969914,0.322029040204821,0.32194327780248555,0.3109610290629971,0.310923121051923,0.3099534742783133,0.30171190398223163,0.30111720369473094,0.30045047516546386,0.29861018807721257,0.29853382734666284,0.29453231886906844,0.29344124938027677,0.2887127539817731,0.28849250009281263,0.2842052556271305],"twin_dists":[0.14542401224067802,0.15951958740713154,0.1681954273742825,0.1770646503821506,0.18140557164961543,0.1819608695551042,0.18314062162564784,0.1847188241087562,0.18513102862647274,0.19051216491270284,0.1955129643694171,0.19553594205853012,0.19850733834678108,0.1985176971909883,0.19878291157467465,0.2010566696356852,0.20122212643433543,0.2014078496953798,0.20192173210244663,0.20194309512232267,0.20306710188345578,0.2033751396402631,0.20471803750403444,0.20478090819399136,0.20601046119210203],"n_dims_used":43,"mean_confidence":0.9125268625658612},"coverage":{"mean_confidence":0.9125268625658612,"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}}