{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000225},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000241","490:4900000697","490:4900000413","490:4900000209","490:4900000410","490:4900000333","496:4960008579","490:4900000812","490:4900000500","490:4900000237","490:4900000239","490:4900000235","490:4900000226","490:4900000813","490:4900000135","494:4940008620","494:4940007721","490:4900000109","490:4900000238","496:4960009173","490:4900000339","490:4900000138","490:4900000766","490:4900001036","496:4960008766"],"twin_admin_codes":[490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,494,494,490,490,496,490,490,490,490,496],"twin_sims":[0.47710491559089585,0.4185719647583339,0.3827806730665936,0.3647806084203015,0.3460250335847747,0.33977038443032154,0.33457014767408977,0.31802631105470147,0.30287231934496306,0.29196187540887353,0.29120828115797615,0.290657297017262,0.28827591594703916,0.28610174656429926,0.28115730802603295,0.2579298476651231,0.2535100968379578,0.2533439460572934,0.25310206510643757,0.24827900765478303,0.24014644306143318,0.23198311708112587,0.23002260594623214,0.22502204845262344,0.22157105430008153],"twin_dists":[0.15800114677713195,0.1714054380013385,0.1799868391609949,0.18444547518580356,0.1892110516835147,0.19083023982546057,0.19218867813307494,0.19658906509997431,0.20073436642398312,0.20379389155557834,0.20400768840784414,0.204164212481352,0.2048427593547689,0.20546519671656588,0.20689139950856997,0.2138057254631274,0.21516495881638947,0.21521634824278693,0.21529119887269482,0.21679332661517134,0.21936922474673945,0.22201250107198556,0.2226563671178677,0.22431522679631236,0.2254743754318931],"n_dims_used":45,"mean_confidence":0.909727054172092},"coverage":{"mean_confidence":0.909727054172092,"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}}