{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870004050},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003756","487:4870004051","487:4870003900","487:4870004043","487:4870004042","487:4870004494","487:4870003611","487:4870004038","487:4870004335","487:4870003896","665:6650003721","487:4870004496","487:4870003464","487:4870004764","487:4870002933","497:4970003520","497:4970003472","665:6650003649","487:4870004337","487:4870004189","487:4870003209","497:4970003471","487:4870003328","487:4870003610","487:4870001711"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,665,487,487,487,487,497,497,665,487,487,487,497,487,487,487],"twin_sims":[0.6156763168297399,0.5886498993190521,0.41399688961956466,0.3405363634165893,0.3350294081288498,0.332104548135672,0.32526932667238556,0.30746332739166354,0.3021337673667913,0.29265933857050885,0.27075802448785524,0.25362361324974325,0.2470084685473977,0.23760183014318786,0.23541353241508803,0.22970873537122985,0.22602853692446112,0.2218858606182748,0.21993343615689417,0.21918853130040866,0.21784008741531025,0.21622503029282,0.21210933123004722,0.21162584714879273,0.2071616614316387],"twin_dists":[0.12791600773012052,0.13370433964946019,0.17248356974141038,0.19063109481948784,0.19206824944912468,0.19283675841838416,0.19464730473907801,0.1994661963572935,0.20093941451802486,0.20359631108614898,0.20994159698122775,0.2151298611899069,0.21719213487633227,0.22018678575227196,0.2208944436681114,0.2227597832479354,0.2239793898789775,0.22536813865104127,0.22602865200693553,0.2262816908676263,0.22674121878117057,0.22729412697428722,0.22871582521188696,0.22888405760640504,0.23044988587327592],"n_dims_used":43,"mean_confidence":0.8976251469102017},"coverage":{"mean_confidence":0.8976251469102017,"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}}