{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870008927},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870009351","487:4870008918","487:4870009067","487:4870001482","487:4870008933","487:4870008922","487:4870010021","487:4870009613","487:4870010020","487:4870009477","487:4870009889","487:4870009748","487:4870008934","487:4870010798","487:4870011545","487:4870006589","487:4870002542","487:4870008924","487:4870009888","487:4870009486","487:4870009340","487:4870009615","487:4870012708","487:4870010019","487:4870000541"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.6693829124438478,0.6442594627172895,0.5982149127165557,0.44251717833175813,0.41173351525080387,0.32643634373212,0.326092771122121,0.31399513482705627,0.2916618981003862,0.2782866298900449,0.2777438689207186,0.2768003199552346,0.2516487851052356,0.2257641150274047,0.22030753072888778,0.20603092480461552,0.20500999783409998,0.19764394698119428,0.19549068588745422,0.190863795678331,0.1862778823387615,0.18575909945180527,0.1850033362741351,0.1714655129249834,0.17128570835447526],"twin_dists":[0.11636623856617613,0.12178512065072161,0.13165522304834307,0.16584071875145828,0.17301884331574066,0.19433670427180705,0.1944280818079372,0.19768055626912315,0.20387895664524872,0.2077264091166606,0.20788487307086287,0.2081608008188049,0.21574188119126483,0.22406752367918628,0.22590179129519763,0.2308501385359527,0.23121281305510422,0.23386699935831606,0.23465574457315067,0.23637122557252588,0.23810040537160004,0.2382978918173804,0.23858628525513897,0.24389952389462224,0.24397207163761409],"n_dims_used":43,"mean_confidence":0.8972158210222111},"coverage":{"mean_confidence":0.8972158210222111,"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}}