{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010564},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009635","490:4900008901","490:4900009626","490:4900010035","490:4900009735","490:4900011295","490:4900010909","490:4900012093","490:4900010662","490:4900010830","490:4900008341","490:4900012159","490:4900010132","490:4900009721","490:4900008007","490:4900010588","490:4900008118","490:4900008008","490:4900008340","490:4900009527","490:4900011691","490:4900010842","490:4900009928","490:4900011755","490:4900012178"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.31048031079448063,0.2982614815566079,0.28121003225208396,0.26674181116163587,0.24988374330010765,0.21424378452482645,0.20295299245849513,0.19344033185651544,0.18840201358258715,0.1835119444181342,0.17679342873618648,0.1750323732087003,0.16036393667324786,0.1558245850580546,0.15493105764176038,0.15412606314249097,0.15227474356545687,0.14096936616780575,0.13878981372944021,0.13855799657049103,0.1298562352053139,0.12656442763109318,0.12634940249705207,0.1250497495356368,0.12480551211768177],"twin_dists":[0.19863875426161148,0.202019313908102,0.20687611183432444,0.21113885876152477,0.21629148290739397,0.227976211271489,0.23194731822314762,0.2354124156742515,0.23729580992117222,0.23915783097120802,0.2417740677043748,0.242471482305893,0.24848553025306283,0.2504271345256842,0.2508141701027433,0.25116425854183055,0.2519745041404165,0.25708671481558415,0.2581070171400686,0.2582162383381064,0.26241893481611644,0.2640641720284339,0.26417276348836205,0.2648321126671066,0.26495660104848684],"n_dims_used":45,"mean_confidence":0.8862391153971354},"coverage":{"mean_confidence":0.8862391153971354,"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}}