{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002929},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000790","490:4900003740","490:4900001591","494:4940007902","494:4940008317","494:4940008109","487:4870006899","494:4940007385","490:4900001188","494:4940007801","490:4900005407","493:4930007035","490:4900001017","490:4900001048","490:4900000677","490:4900000672","490:4900005787","494:4940005213","487:4870006457","494:4940008118","494:4940008510","490:4900004289","494:4940007698","490:4900001180","496:4960006623"],"twin_admin_codes":[490,490,490,494,494,494,487,494,490,494,490,493,490,490,490,490,490,494,487,494,494,490,494,490,496],"twin_sims":[0.4803312363609238,0.459839485407588,0.41573044744455184,0.4136557514376841,0.38034436466147037,0.36676047912013104,0.34676111228101186,0.34454207472528137,0.3412325791539617,0.3362568776485282,0.3292898286685691,0.3127814307949701,0.3084116970028476,0.30036657872873557,0.2983324355683836,0.2941932799003746,0.28703217943802234,0.2854712597902176,0.2815379017989961,0.278709469457774,0.26912552032673426,0.2690154925758054,0.2672069137745325,0.26506853225196464,0.26130592516970913],"twin_dists":[0.15728002433026425,0.16188820148086583,0.17207445146170355,0.17256416523374138,0.18058422489662052,0.18394980500657554,0.18902152342516015,0.18959353837818352,0.1904502955314234,0.19174681746416816,0.19357982745535446,0.1980107370395033,0.19920559446991584,0.2014312368479167,0.2019994527631136,0.20316274915731666,0.2051984797127448,0.20564622756413448,0.20678108323649566,0.20760308771352295,0.2104269223892787,0.21045969784307572,0.21099963862379142,0.21164097747548077,0.21277733509464075],"n_dims_used":45,"mean_confidence":0.9076529608832465},"coverage":{"mean_confidence":0.9076529608832465,"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}}