{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012167},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011712","490:4900011648","490:4900012100","490:4900011967","490:4900011647","490:4900011782","490:4900012051","490:4900011913","490:4900011911","490:4900011916","490:4900011784","490:4900010855","490:4900011846","490:4900011230","490:4900012030","490:4900010839","490:4900010935","490:4900010773","490:4900010772","490:4900010680","490:4900011983","490:4900009012","490:4900011972","490:4900011959","490:4900011915"],"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":[0.3731397041872038,0.2829102795251194,0.2825486099604741,0.2528228613420462,0.22725602432338243,0.2193902736997172,0.19840119221126887,0.17325040045532067,0.16929608435303034,0.16722450156300595,0.1637300514006449,0.16126436215873555,0.14663269684047828,0.14364368507169473,0.13793628594499224,0.1332031777219333,0.13142202090429142,0.12849300845715494,0.1259420025282803,0.124009853604587,0.11251929251489934,0.11097703654931781,0.10822017805529673,0.10741698420574797,0.1069867145191015],"twin_dists":[0.1823617607413658,0.20638404305121502,0.20648856382130018,0.21537765573191514,0.22357115249483986,0.22621310357367788,0.2335910321718648,0.24318229269914832,0.24477851693702116,0.24562545149036097,0.2470714056420551,0.24810516243289374,0.25448934651543453,0.2558507262653676,0.2585098343653416,0.26077811747247204,0.26164739974173395,0.2630964003806753,0.2643788925181942,0.2653634382353619,0.2714737540164032,0.27232992105396786,0.27388355113199003,0.27434195389003785,0.274588614231165],"n_dims_used":45,"mean_confidence":0.8904001871744792},"coverage":{"mean_confidence":0.8904001871744792,"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}}