{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000500},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000505","470:4700001200","470:4700000593","470:4700000602","488:4880004278","470:4700000596","470:4700000501","488:4880005102","488:4880004541","488:4880004454","488:4880004353","470:4700000340","470:4700000604","488:4880005662","488:4880005494","470:4700000329","470:4700001201","470:4700000804","470:4700001068","470:4700000825","470:4700000412","470:4700001489","470:4700000588","470:4700001197","470:4700000599"],"twin_admin_codes":[470,470,470,470,488,470,470,488,488,488,488,470,470,488,488,470,470,470,470,470,470,470,470,470,470],"twin_sims":[0.6599146276500856,0.6511659444302756,0.6386247493330579,0.5909605338247238,0.5805348112871737,0.5780616556677848,0.5648312921181217,0.5614806087768393,0.5529970341325458,0.5511318476792352,0.5462816790214491,0.5374568782480962,0.5364188880112453,0.5357147666904772,0.5318420696953905,0.5253371993139676,0.5246286504189321,0.5218909864769251,0.5188301242088964,0.5115170361267407,0.5054556048157648,0.5031168078391081,0.4960494704568085,0.49333881154026765,0.49302641995907864],"twin_dists":[0.1184131739251405,0.12029922074566365,0.12299576712173134,0.13320919705420053,0.1354442730298421,0.13597489725006634,0.13881732136556,0.13953840148770924,0.14136677053895477,0.14176931638861398,0.14281712710274094,0.14472782453637958,0.1449529514256193,0.14510571523014867,0.145946647410457,0.14736204431215655,0.1475164485807796,0.14811347429687644,0.14878184132016797,0.1503825866730817,0.15171375592514869,0.15222851356272102,0.15378802328458677,0.1543878395806816,0.15445702727795282],"n_dims_used":43,"mean_confidence":0.9120355650436046},"coverage":{"mean_confidence":0.9120355650436046,"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}}