{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004127},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004065","489:4890004282","489:4890004337","479:4790004180","489:4890004478","489:4890004793","479:4790002908","479:4790003503","489:4890001336","489:4890004520","479:4790003685","470:4700005732","479:4790003928","489:4890005028","496:4960004264","489:4890003909","479:4790001653","479:4790001705","479:4790002169","489:4890004560","489:4890005392","470:4700006327","489:4890004928","489:4890005338","496:4960005479"],"twin_admin_codes":[489,489,489,479,489,489,479,479,489,489,479,470,479,489,496,489,479,479,479,489,489,470,489,489,496],"twin_sims":[0.8427302909953317,0.8211955827212003,0.7855459188009727,0.723701688909621,0.6513287453523253,0.6046636009840802,0.573337637795821,0.5559067097195084,0.5388961281734458,0.5388157068641757,0.5234748594424272,0.5208517109099753,0.5153522114005233,0.49919903722772835,0.4742635120288131,0.4736602783542925,0.47040291818666735,0.45927676116245064,0.4566395513172036,0.45426592931966986,0.45426567849948524,0.45318595409622936,0.4473562484845019,0.4452255104371759,0.4449583257422042],"twin_dists":[0.07597564522647958,0.08152021444664022,0.0902373255622965,0.10444622276629117,0.1202641650122794,0.1302742759300143,0.1369890198288323,0.14073922233835467,0.14441580930504136,0.14443323961979265,0.14776797886284898,0.14834030633468778,0.1495424168103258,0.1530922633326853,0.15863754532175917,0.15877281448361402,0.15950423778835518,0.1620157327551368,0.162614157128671,0.1631538398230753,0.163153896905545,0.16339973139130892,0.16473082814834697,0.16521896624131588,0.16528023924205673],"n_dims_used":45,"mean_confidence":0.9169040256076388},"coverage":{"mean_confidence":0.9169040256076388,"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}}