{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003562},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003429","489:4890003301","489:4890003499","489:4890003372","489:4890003490","489:4890003493","489:4890002550","489:4890003430","489:4890001896","489:4890002808","489:4890001905","489:4890002556","489:4890001989","489:4890002893","489:4890002487","489:4890003435","489:4890002632","489:4890003492","489:4890002807","489:4890001812","489:4890002718","489:4890003067","489:4890001992","489:4890002074","489:4890002555"],"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":[0.9451129545622625,0.9335313605372554,0.9281123231886227,0.9193681043225642,0.9164017723351741,0.9157888048207637,0.9135661837947148,0.9100104710609194,0.9084459231259441,0.9027118271996164,0.9008831402208439,0.8999520834003178,0.8980978080700938,0.8975518496935879,0.8972728455067042,0.8883479652955473,0.8755162095045637,0.8749897397925755,0.8714018425558784,0.8666080973313344,0.864610746358861,0.8642463480499991,0.8626590083595569,0.8485568682622024,0.8445723640055436],"twin_dists":[0.043638921600711075,0.048169507846554056,0.05016670534381202,0.0532544592234957,0.054268391173887744,0.05447596270844976,0.055223223030504524,0.05640177681270288,0.05691405185052671,0.05876067940177555,0.059339916144201255,0.059633114416681766,0.060213683473220814,0.060383784695090065,0.0604705675785917,0.0631974539670411,0.06696830635262063,0.06711963730529368,0.06814440236034323,0.06949642573743636,0.07005422562593373,0.07015565093491986,0.07059626143320881,0.07443024592001422,0.07548933941394342],"n_dims_used":44,"mean_confidence":0.91236365925182},"coverage":{"mean_confidence":0.91236365925182,"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}}