{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001634},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000743","477:4770001633","477:4770000488","477:4770000435","477:4770000384","477:4770001517","477:4770000646","477:4770001624","477:4770000692","477:4770000855","477:4770000524","489:4890004100","477:4770001404","477:4770000485","477:4770002462","477:4770000416","489:4890003978","477:4770000377","477:4770000629","477:4770001281","489:4890003850","477:4770000486","489:4890003913","477:4770000866","477:4770000581"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,489,477,477,477,477,489,477,477,477,489,477,489,477,477],"twin_sims":[0.9380113412010576,0.7979846597303026,0.7257351647910827,0.6992935717566016,0.6621138561741057,0.6584361689329314,0.6314942607888024,0.5325412185192696,0.526132570242465,0.49274932179387104,0.4880203995168658,0.48352696410139806,0.4712482154714771,0.45438367960522275,0.4531649107504548,0.4526285729773894,0.44938288321354164,0.44257550452212036,0.4353270120688503,0.4323306199708603,0.4190375676217696,0.4125711908971824,0.40910850145026134,0.40829478638346506,0.4006162812725948],"twin_dists":[0.04646285484550234,0.08725128225864008,0.10399210330093388,0.10984719900465606,0.1179382989120513,0.11873223319282367,0.12452605669830784,0.14579473918600971,0.14718877547819015,0.15451840902770042,0.15556752646905575,0.15656725742056088,0.159314268359026,0.1631270431065408,0.16340452473332068,0.16352672171997798,0.16426735531623052,0.1658273133775889,0.16749859592219338,0.16819269200210163,0.17129600058480915,0.17282058955568236,0.17364125440434203,0.17383454878863855,0.1756670633949982],"n_dims_used":45,"mean_confidence":0.9218551635742187},"coverage":{"mean_confidence":0.9218551635742187,"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}}