{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010254},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010253","490:4900009844","490:4900010845","490:4900009943","490:4900010338","490:4900010764","490:4900010585","490:4900010255","490:4900011304","490:4900010768","490:4900010509","490:4900010339","490:4900011090","490:4900010837","490:4900010337","490:4900009334","490:4900010917","490:4900011515","490:4900010424","490:4900010751","490:4900011158","490:4900008343","490:4900011006","490:4900010044","490:4900010759"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.36467762113957086,0.1950917837801987,0.1431152675700815,0.10527682603993055,0.09237516677956005,0.0906844677060064,0.07555512272862686,0.07420440408672345,0.06561537168251709,0.05207768685703306,0.04938402270179847,0.04808757167069444,0.0472158100385138,0.04201681104788738,0.040480169875234825,0.03530788113276023,0.034924675876049215,0.03280719479628209,0.03214096145063416,0.031074396820659985,0.031021281330373414,0.02957007991040437,0.029138351939566126,0.02731374657375084,0.0262261426450412],"twin_dists":[0.1844712955551894,0.23480252374246402,0.25609358049146197,0.2755765219850133,0.2834655860940467,0.284562629590758,0.295183469952,0.29621246092006026,0.30313636178421993,0.3157322616366722,0.31855690567675704,0.3199624265278224,0.3209254285404928,0.32699937983185756,0.32891559723463637,0.3358529672058001,0.33640057783576155,0.33952218769968495,0.34053992075075623,0.34220737329891254,0.3422916863399476,0.34464452053638567,0.3453635902929356,0.3485074926649076,0.350468586697585],"n_dims_used":44,"mean_confidence":0.8922760703346946},"coverage":{"mean_confidence":0.8922760703346946,"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}}