{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001070},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000568","487:4870000145","487:4870000329","487:4870001156","487:4870000225","487:4870000641","487:4870000985","487:4870000634","487:4870001528","487:4870000113","487:4870000510","487:4870000808","487:4870000065","487:4870000496","487:4870000637","487:4870000556","487:4870000389","487:4870000147","487:4870000792","487:4870000973","487:4870000879","487:4870001068","487:4870000797","487:4870000497","487:4870000804"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.638268128113221,0.6084885459877839,0.5927978820060792,0.5637038611241463,0.561060133592786,0.5607450767416913,0.5505220553566441,0.5482952369183356,0.4732604128888322,0.45760636051614806,0.4300144011344673,0.40267350995583057,0.39957680748526897,0.3850721143946042,0.3693883145401535,0.31779134462033026,0.3117662906925922,0.3013062009465369,0.29460964060076567,0.2876883193627505,0.26973721174345316,0.26924727776074003,0.2687741715739558,0.2569707365851077,0.25363997007334205],"twin_dists":[0.12307234530760906,0.12945524986332704,0.13281554330817144,0.13905988728286955,0.13962892916272726,0.13969676642010376,0.14190096935728455,0.14238193809962907,0.15886251174915608,0.1623946288404478,0.16873056070188588,0.17517456157190392,0.17591634962866365,0.17942663620854787,0.18329398051649434,0.19665246981629686,0.19828746071986864,0.201169523206871,0.2030452975380281,0.2050107027667591,0.2102448606339224,0.21039066252369906,0.2105316124729356,0.21409942698270615,0.21512480472054893],"n_dims_used":43,"mean_confidence":0.9092165037643077},"coverage":{"mean_confidence":0.9092165037643077,"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}}