{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003524},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003326","489:4890003578","489:4890002006","489:4890003585","489:4890002172","489:4890001678","489:4890002587","489:4890001836","489:4890002507","489:4890001749","489:4890001851","489:4890003325","489:4890001932","489:4890001768","489:4890001757","489:4890001919","489:4890001764","489:4890002088","489:4890001767","489:4890003320","489:4890001680","489:4890001769","489:4890002834","489:4890003081","489:4890002009"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8422683894911366,0.8207636340672934,0.8190617508164866,0.8091619630205173,0.798995248213316,0.7857984145644713,0.7805006815843938,0.7803951924356879,0.7738989565069928,0.7631027391578903,0.7616714127467651,0.7582660133254454,0.7526763439646724,0.7523718850601576,0.7403705284870176,0.7392721249283023,0.7216111746735748,0.7187716630801612,0.7155587579646172,0.7132485035231614,0.7085160932133738,0.705792875314754,0.7022305348202367,0.7007121125303042,0.6951107287945274],"twin_dists":[0.07609726540808925,0.0816290053170638,0.08205679370904981,0.08451949458256551,0.08700626818606927,0.09017723326064506,0.09143379114403243,0.09145872248340155,0.09298758636516237,0.0955019315223444,0.09583294588076317,0.09661841618406022,0.09790158449429619,0.09797126506698178,0.10070164978302225,0.10095002657633484,0.10491235430647243,0.10554434574917082,0.10625789925017994,0.10677000274180068,0.10781655632211212,0.10841734609560807,0.10920174534535144,0.10953558475172091,0.11076460818236865],"n_dims_used":45,"mean_confidence":0.9179097493489583},"coverage":{"mean_confidence":0.9179097493489583,"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}}