{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001753},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001977","480:4800001754","480:4800001809","480:4800001810","480:4800002464","480:4800001693","480:4800002135","480:4800001694","480:4800001580","480:4800002224","480:4800002081","480:4800002040","480:4800002178","480:4800001305","480:4800001925","480:4800002316","480:4800002284","480:4800001412","480:4800001355","480:4800002080","480:4800002083","480:4800002504","480:4800001365","480:4800001755","480:4800001249"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.856896413112746,0.8543840673459492,0.8484147177685119,0.8303756618582461,0.8081889497674676,0.7964202168018929,0.7323333027612929,0.7260010848422893,0.7156038985977791,0.7145875517111148,0.684263446269135,0.6744206271770322,0.6717789374667098,0.6550050506222528,0.6318563423678607,0.6242844622517226,0.6220648590538976,0.6187253714994678,0.616808786197603,0.6145488787640255,0.6104873691634284,0.5988242645657298,0.5974738797227199,0.5890463291103096,0.5734210270793323],"twin_dists":[0.07217989811359211,0.07286281882247568,0.0744682028704725,0.07918661160674495,0.08475927832351497,0.08762983466839111,0.10251360077582687,0.10393266521352637,0.10624788506590799,0.10647328035598766,0.11313436291606092,0.11527431329351175,0.11584716247634472,0.11947215183831948,0.12444838988999993,0.12607182737604442,0.12654746607981424,0.12726291858518826,0.1276734530554821,0.12815747111263598,0.12902723761242318,0.1315247217902486,0.13181393051139947,0.13361938186054312,0.13697111135688844],"n_dims_used":42,"mean_confidence":0.9112723214285714},"coverage":{"mean_confidence":0.9112723214285714,"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}}