{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010308},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010027","490:4900010126","490:4900008783","490:4900010026","490:4900011496","490:4900011821","490:4900008545","490:4900010311","490:4900007886","491:4910003786","490:4900008436","490:4900008657","490:4900008782","490:4900011822","490:4900011362","490:4900011624","490:4900011495","490:4900007786","490:4900012094","490:4900011755","490:4900010392","490:4900008774","490:4900009949","491:4910005309","490:4900012022"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490],"twin_sims":[0.8147235894291521,0.6724653207074007,0.5681958846304149,0.4997094060232882,0.417120492022555,0.3673082983748052,0.33420989476873525,0.31214405664648326,0.2948342716876529,0.2736126720552713,0.27072199800028035,0.24377403916061424,0.24076880251417007,0.2394817091269913,0.2252312244231257,0.21326610289852455,0.20712782967657323,0.19877608389542945,0.1951207407364793,0.19243140366459896,0.14889594675840362,0.142145606848685,0.1407062792299568,0.13549872978431213,0.129874017862694],"twin_dists":[0.08314125610614588,0.11569837725941971,0.13809378438449768,0.15297963628714586,0.17174693234728902,0.18381289328630665,0.19228320762534226,0.19818442306427747,0.20298197185628675,0.20909726133293052,0.20995228771756194,0.2182133768297755,0.21917012435998237,0.21958225173671753,0.22424534862536122,0.22831436815184142,0.2304618397986038,0.23345467755747573,0.23479186179607942,0.23578680322628373,0.25347211843572665,0.2565409630855693,0.25720924545077745,0.25967058436527884,0.2624101331695388],"n_dims_used":44,"mean_confidence":0.883821660822088},"coverage":{"mean_confidence":0.883821660822088,"n_dims_used":44,"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}}