{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940001927},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940002474","494:4940001389","494:4940001385","494:4940001464","492:4920003979","494:4940001450","487:4870001797","494:4940003607","494:4940002252","494:4940003034","494:4940001926","494:4940001532","494:4940002923","494:4940002031","494:4940000335","494:4940000906","494:4940002930","486:4860004943","494:4940001462","487:4870002152","494:4940003143","492:4920004916","492:4920003932","492:4920004167","486:4860004887"],"twin_admin_codes":[494,494,494,494,492,494,487,494,494,494,494,494,494,494,494,494,494,486,494,487,494,492,492,492,486],"twin_sims":[0.2204670361262104,0.1750531140451448,0.1572374779890275,0.1454168529530579,0.0905141864545146,0.08658182448714136,0.0705439131474747,0.06620491648896362,0.06198351582610476,0.053451258157801815,0.04730995365371898,0.0443624447155879,0.04236959601158515,0.04012443197694287,0.03993734521584051,0.03832084599016831,0.03401426291302448,0.03255687311236948,0.032021487850497854,0.03082525764939955,0.029811503784146383,0.029277100850737328,0.02554066011809229,0.025319464287668472,0.024696932080554686],"twin_dists":[0.22584774463731735,0.24246323947173254,0.24981843047109067,0.25504061319397137,0.2846740146210868,0.28729371880417803,0.2990792534459477,0.30263824167080744,0.30628836498514334,0.3143383906721316,0.3208207192459603,0.3241851398557875,0.3265678035725217,0.3293679401647255,0.32960719310167624,0.33171486085470697,0.3377223836308514,0.3399024890692644,0.34072433038301897,0.342603918689991,0.3442463326019875,0.34513150386768154,0.3517409507526884,0.3521578198799999,0.3533481812543796],"n_dims_used":45,"mean_confidence":0.9113610161675347},"coverage":{"mean_confidence":0.9113610161675347,"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}}