{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004499},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004400","489:4890003964","489:4890003844","489:4890004558","489:4890004642","489:4890004152","489:4890004763","489:4890004243","489:4890004670","489:4890004630","489:4890004600","489:4890004263","489:4890004588","489:4890004446","489:4890003959","489:4890004075","489:4890004683","489:4890004134","489:4890004190","489:4890004262","489:4890004136","489:4890004850","489:4890004363","489:4890004412","489:4890004189"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8140427190577204,0.7870911846725169,0.786090856630375,0.7776087188517274,0.7728805718130942,0.769762639749183,0.7612895628252108,0.757209372881182,0.7553329574305686,0.7544657151069669,0.7528429915386852,0.7500159258603891,0.734211867946332,0.731917765502108,0.7247301383587006,0.7149978294103745,0.6983498014248499,0.6959234998374174,0.6922268383865084,0.6873780360431946,0.6852808751984918,0.683629563679184,0.6794861442699909,0.670174388985095,0.6652097848278622],"twin_dists":[0.08331069943144995,0.08986923644097829,0.09010760807436917,0.09211604958052133,0.0932261364149559,0.09395466755942937,0.09592116585733619,0.09686155264336141,0.09729265714446847,0.09749162148886727,0.0978634353104773,0.09850974951034756,0.10209120173524477,0.10260694618220119,0.10421663565971642,0.10638231197955757,0.11005437973200397,0.11058651125943321,0.11139591144325144,0.1124552381064402,0.11291262649845565,0.11327245694596458,0.11417414381290056,0.11619482409538033,0.11726922920452199],"n_dims_used":45,"mean_confidence":0.9201755099826389},"coverage":{"mean_confidence":0.9201755099826389,"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}}