{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000840},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002938","490:4900000594","490:4900000921","490:4900004297","490:4900001088","490:4900002772","490:4900000766","490:4900002324","490:4900002484","480:4800004869","490:4900004991","490:4900005923","494:4940005820","490:4900002792","490:4900000573","490:4900001040","490:4900001284","496:4960008365","490:4900000055","490:4900003839","490:4900001008","490:4900000900","490:4900002646","490:4900000721","490:4900001856"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,480,490,490,494,490,490,490,490,496,490,490,490,490,490,490,490],"twin_sims":[0.23954632464527784,0.2010210211176577,0.1728625164110691,0.16191937563379416,0.15295827699142006,0.14922538894731985,0.13838899532217772,0.13380470765294566,0.13065156973185027,0.12194933383815296,0.11567670365981629,0.10857176173561008,0.10727558823782173,0.1055697560602715,0.10466124393749518,0.10104051026051455,0.0945335932983636,0.094300480814334,0.08888239658259606,0.0883365886791442,0.08596848091030779,0.08529569107812504,0.08481689180348768,0.08275696530507913,0.08189478675979489],"twin_dists":[0.21956152758069442,0.2326418452802541,0.2433377071059932,0.24782943205936406,0.2516745128392698,0.25332500244599154,0.2582959497356867,0.26048652029947456,0.2620261650069741,0.26642633625277806,0.26974877964146765,0.2736837232171891,0.2744229271159458,0.27540639737461914,0.2759352364884678,0.27807906553723793,0.2820878661541395,0.2822354589201873,0.28574991483011253,0.2861132826666123,0.2877108055029711,0.2881710508661886,0.28850035520875505,0.28993426141001205,0.290542897040514],"n_dims_used":45,"mean_confidence":0.9046473185221354},"coverage":{"mean_confidence":0.9046473185221354,"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}}