{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001607},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001261","477:4770001383","477:4770001328","477:4770000843","477:4770001550","477:4770002075","477:4770000786","477:4770001329","477:4770001648","485:4850007849","485:4850007873","477:4770001484","485:4850007790","477:4770000678","477:4770001307","489:4890002442","485:4850007852","477:4770001762","500:5000001064","477:4770000649","477:4770001541","477:4770001616","477:4770002015","477:4770000627","477:4770001727"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,485,485,477,485,477,477,489,485,477,500,477,477,477,477,477,477],"twin_sims":[0.6430209740731729,0.5635087126934617,0.5506290927197982,0.5333747664535966,0.5233968550979279,0.5196251111725431,0.5108535559719972,0.5096472375379015,0.4951143312421648,0.47568668854713647,0.4751849025051916,0.46885573599803654,0.46579310645792676,0.44579098010515916,0.44487035603186187,0.444480487049786,0.4426955531121389,0.4345717016415773,0.4314029439561459,0.42825119121923605,0.42809201473500685,0.4248903342323944,0.423359420312308,0.42107859360850697,0.4154226064334262],"twin_dists":[0.12205133290562191,0.13910187956622014,0.14187785849443377,0.145613683037754,0.14778498860327172,0.14860815979155206,0.15052809563005137,0.1507927793828659,0.15399484408172753,0.15831863636792695,0.1584310420448828,0.15985224527845493,0.16054227873448473,0.16508933435918433,0.16530041626139635,0.16538985627454772,0.16579972421284678,0.16767337799571727,0.1684079748402655,0.16914080185913988,0.169177871021427,0.16992469215250128,0.17028261674964992,0.17081687615857358,0.17214704787816798],"n_dims_used":45,"mean_confidence":0.9218845791286893},"coverage":{"mean_confidence":0.9218845791286893,"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}}