{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910005331},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004783","491:4910004836","491:4910005330","491:4910005381","491:4910005380","491:4910005892","491:4910004785","491:4910004894","491:4910005235","491:4910005728","491:4910005200","491:4910005584","491:4910005280","491:4910005236","491:4910004835","491:4910005049","491:4910005698","491:4910005822","491:4910005202","491:4910005582","491:4910005298","491:4910005725","491:4910005634","491:4910005399","491:4910005820"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.5295462642823775,0.4775093476076169,0.3931917780267337,0.3898520010236312,0.3762173893153779,0.33288471037560813,0.33055941436269715,0.3081504841800533,0.27976482444153494,0.27631354531812047,0.27617868036201004,0.2748303681906571,0.2743483908845356,0.2736307410572125,0.25025676615484355,0.24252534852502072,0.2369260601438616,0.20674675248419433,0.20648646270486648,0.204918669768162,0.1972339426575657,0.18554516792842002,0.17914312589875464,0.1666798559207834,0.16343049655850753],"twin_dists":[0.14644576517535252,0.15791066534730547,0.17745416161853353,0.17826313969921517,0.18160040215219805,0.19263141080584065,0.1932442351187075,0.19927732691044575,0.2072957885913842,0.2083033758718119,0.20834290462601038,0.20873874418384836,0.2088805323929067,0.209091934261782,0.2161751242787381,0.21860997793509698,0.22040486225874156,0.23059657964587085,0.2306887094248423,0.2312453166384324,0.23401672477181024,0.2383794425886435,0.2408511919332244,0.24584937450772745,0.24719639150877654],"n_dims_used":45,"mean_confidence":0.892231920030382},"coverage":{"mean_confidence":0.892231920030382,"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}}