{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870011063},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870011062","487:4870011548","487:4870010543","487:4870011183","487:4870010415","487:4870010150","487:4870011419","487:4870010139","487:4870010024","487:4870008787","487:4870011184","487:4870009214","487:4870011420","487:4870000477","466:4660014197","487:4870011422","487:4870008054","487:4870013010","487:4870011655","494:4940007902","487:4870000606","487:4870010666","466:4660014409","487:4870010154","487:4870010418"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,466,487,487,487,487,494,487,487,466,487,487],"twin_sims":[0.621013495534299,0.5567011480366336,0.4433306997605436,0.35204896289439386,0.3041887571279285,0.30130536912547545,0.2916688872939556,0.2792605008599045,0.26824940055891283,0.25396256050490534,0.24523816500810858,0.23701364544745063,0.22922879660583426,0.22032791878826538,0.21585958430183488,0.20263877514800602,0.2006582255959973,0.20009397990338398,0.19963794986863506,0.192177676409094,0.18233761171467097,0.18097969277802473,0.17375456777999854,0.17256365037796254,0.17050939048819055],"twin_dists":[0.12677273038005285,0.14056796665764615,0.16565380498229168,0.18766616372658781,0.20036959621451014,0.20116975468379256,0.2038769741161577,0.20744254984431332,0.21068813454524796,0.21502512298501078,0.21775001776286773,0.22037657489094864,0.22291809713641472,0.22589488156465368,0.2274196213034294,0.23205996634294299,0.23277277863638593,0.23297673999074395,0.23314187381262408,0.23588116996520994,0.23961017897066475,0.24013581619000002,0.2429806580645886,0.24345762464662926,0.24428592935506258],"n_dims_used":43,"mean_confidence":0.9127672772074855},"coverage":{"mean_confidence":0.9127672772074855,"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}}