{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003763},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880000120","496:4960011370","496:4960004967","496:4960011894","490:4900000661","466:4660014133","490:4900007154","488:4880000031","488:4880002397","466:4660014088","466:4660003181","490:4900001004","494:4940007271","496:4960004861","496:4960011548","466:4660003093","496:4960006904","496:4960003556","496:4960004407","473:4730003639","478:4780008004","469:4690005408","485:4850000095","481:4810000483","493:4930007048"],"twin_admin_codes":[488,496,496,496,490,466,490,488,488,466,466,490,494,496,496,466,496,496,496,473,478,469,485,481,493],"twin_sims":[0.24122412342843616,0.2256452261165084,0.1839001050095917,0.1820760804690138,0.16069262964616687,0.15079491734327585,0.14756506429854174,0.1262106780896764,0.12150123251733654,0.1212637650937858,0.11321326860092383,0.11286619587062557,0.11149754947057743,0.10643713019699419,0.10261188199220221,0.0959108180605306,0.0922169032329628,0.09024806177041751,0.09024134494513626,0.08900576075343312,0.08763146547706122,0.08692333134625271,0.08517148711888599,0.08493785853918455,0.08475371203090441],"twin_dists":[0.21902467308559956,0.22410717258143784,0.23900876220398728,0.23971119954990297,0.24834650070502648,0.25262737986818246,0.2540688947457004,0.26424289613340063,0.266659293718535,0.26678301326995213,0.2710914512778672,0.2712824228131979,0.2720399427476659,0.27490479652841854,0.27714141664759173,0.2812216929919603,0.2835676018296095,0.2848484259057876,0.28485283320807275,0.2856680314268082,0.2865853620413739,0.2870625048935763,0.2882563329540254,0.28841701815077747,0.2885439190392199],"n_dims_used":45,"mean_confidence":0.9175319247775607},"coverage":{"mean_confidence":0.9175319247775607,"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}}