{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700007552},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002715","489:4890003353","489:4890002499","479:4790000562","470:4700007915","470:4700008113","479:4790000104","470:4700007271","489:4890002336","489:4890002256","479:4790000245","470:4700007550","470:4700007279","489:4890001636","479:4790001411","489:4890002334","470:4700008849","470:4700008285","489:4890002339","489:4890001658","489:4890001659","489:4890002338","470:4700007833","479:4790001269","489:4890003735"],"twin_admin_codes":[489,489,489,479,470,470,479,470,489,489,479,470,470,489,479,489,470,470,489,489,489,489,470,479,489],"twin_sims":[0.6228192315228959,0.6072247860510995,0.5752807701462264,0.5494282827864804,0.5414654936728509,0.5169664750102354,0.5155386244952368,0.4978433769809534,0.486807544644443,0.4844269509966022,0.47728366042887355,0.4763057574539666,0.4663895397522516,0.4620259527259108,0.4612856962237257,0.4531190241319443,0.41837283978003537,0.4174542764951715,0.4155951767447045,0.40694145563934486,0.40437664341760826,0.4041664630917779,0.4038852478331905,0.39600280559675444,0.38501539281134906],"twin_dists":[0.12638582242560323,0.12972585616455026,0.13657178472953202,0.14213717219702648,0.1438591900026009,0.14918924384462331,0.1495016190539278,0.15339158460805152,0.15583709160736015,0.1563667933744733,0.157961154079718,0.15818001142656976,0.16040777598758238,0.16139320372509086,0.16156069845859017,0.16341497726501725,0.1714522570639616,0.17166835652043552,0.17210634873924827,0.17415640403963892,0.17476768741405374,0.17481785729948057,0.1748850014596242,0.17677573118484813,0.17944048405633753],"n_dims_used":43,"mean_confidence":0.910197235817133},"coverage":{"mean_confidence":0.910197235817133,"n_dims_used":43,"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}}