{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001032},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000629","489:4890001480","489:4890000851","489:4890001031","489:4890000799","489:4890000623","489:4890001089","489:4890001347","489:4890001024","489:4890000562","489:4890001746","489:4890001500","470:4700004999","489:4890003625","489:4890001499","489:4890001574","489:4890003237","489:4890001216","489:4890001094","489:4890001335","489:4890003624","489:4890001154","470:4700006431","489:4890004338","489:4890001023"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,470,489,489,489,489,489,489,489,489,489,470,489,489],"twin_sims":[0.8465698033185539,0.8354678208259694,0.7701199306196465,0.753221665314315,0.73286483629907,0.7238798469959449,0.7046943112852501,0.7021942633864601,0.6942053559813411,0.6861325179680057,0.678374419158646,0.6712297386414416,0.6646739385866095,0.6618607023082108,0.6547588626113819,0.6512477263552837,0.6411145944842184,0.6408896040278561,0.6397824911732652,0.6370536085435364,0.6327557905463899,0.6318201126596206,0.6301851041317378,0.6296268000537222,0.6259477937960208],"twin_dists":[0.07495966127013917,0.07787347178563177,0.09387132125972329,0.09777672488926674,0.10239415147088306,0.10440646425423308,0.10865942149378933,0.10920972342702866,0.11096290445252974,0.11272693947230604,0.11441579721033746,0.11596618250633929,0.11738508177863037,0.11799297873421087,0.11952521442932869,0.12028161092046442,0.1224609761336903,0.12250931193517464,0.12274712807112992,0.12333310607967618,0.1242554401997506,0.12445616137098602,0.12480683974080346,0.12492656786026192,0.12571532494309734],"n_dims_used":45,"mean_confidence":0.9155631171332466},"coverage":{"mean_confidence":0.9155631171332466,"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}}