{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940002721},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940002731","494:4940003404","494:4940002948","494:4940002841","494:4940002277","494:4940002955","494:4940003514","494:4940002723","494:4940002842","494:4940002610","494:4940002383","494:4940002058","494:4940001956","494:4940003395","494:4940002619","494:4940003513","494:4940002164","480:4800002733","480:4800003587","494:4940002503","494:4940002163","494:4940003166","494:4940001409","494:4940002603","494:4940002270"],"twin_admin_codes":[494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,480,480,494,494,494,494,494,494],"twin_sims":[0.665259977126646,0.6612422790099732,0.6160678505465162,0.5890353686762895,0.5704441521091417,0.5334983233999152,0.5262366961016776,0.5245163571408896,0.5150237761904426,0.5142304910207633,0.4981077455047251,0.47549247404034717,0.4732470341111083,0.470824987183317,0.4697494497787396,0.4656455571272484,0.4579250310182552,0.4359244117854839,0.4052379464326937,0.40086761879537064,0.39898980567488745,0.3802434916873982,0.36910349845559837,0.3624206834650753,0.3602640335774993],"twin_dists":[0.11725837630474971,0.11812653615623796,0.12783214985817928,0.133621730718506,0.13761058527333148,0.14558684999483454,0.1471660963216536,0.14754092339798258,0.14961430588806082,0.14978798968422824,0.15333319567353695,0.15836213797787524,0.15886551329211498,0.15940936900723618,0.15965117503283946,0.16057556202338907,0.16232230668082961,0.16736044072102216,0.17456221679742379,0.17560683180210332,0.17605725448392537,0.18060899874815242,0.18336494879424411,0.18503806974190196,0.18558133457829276],"n_dims_used":45,"mean_confidence":0.9171607123480903},"coverage":{"mean_confidence":0.9171607123480903,"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}}