{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003882},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700003204","470:4700004390","470:4700003732","470:4700003899","470:4700003378","470:4700003545","470:4700003898","470:4700004740","470:4700004391","470:4700003719","470:4700003888","470:4700004220","470:4700004068","470:4700003874","470:4700004075","470:4700003207","470:4700003884","470:4700003900","488:4880005641","470:4700004207","470:4700004563","470:4700003708","470:4700003377","470:4700002888","472:4720002753"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,488,470,470,470,470,470,472],"twin_sims":[0.5884336060401065,0.5588117009476096,0.5087921658718386,0.50769417085537,0.4850163929184773,0.4622742875344379,0.45660369971989195,0.38382112387237977,0.3806040193058471,0.36762164725888863,0.36660154742680906,0.3580755716791277,0.3550595178740402,0.33549015110285985,0.31471207651895927,0.30291235665312566,0.2983877874609631,0.29429144075942165,0.28385578511027787,0.27904711896533574,0.26860836857813875,0.2675344393113631,0.2585753357165879,0.25446452474416037,0.2520486288815715],"twin_dists":[0.13375069423076463,0.14011317065234402,0.15098049237662486,0.1512216545176055,0.15623556308807723,0.16133703525866702,0.16262230099242325,0.17973227565003275,0.18052046971872393,0.1837346266945848,0.18398954461158556,0.18613431195418667,0.18689925594538911,0.1919475220175734,0.19748585748436728,0.20072325896903592,0.2019839608208928,0.20313505001148155,0.20611117705036774,0.20750469379114383,0.21058104561579644,0.21090169002189085,0.21360845025466296,0.21487017382338622,0.21561771912652458],"n_dims_used":43,"mean_confidence":0.9134046865064044},"coverage":{"mean_confidence":0.9134046865064044,"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}}