{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980002546},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980002555","498:4980002550","498:4980002315","498:4980003135","498:4980002754","498:4980002467","498:4980002895","498:4980002243","498:4980003038","498:4980002753","498:4980002890","498:4980002827","498:4980002646","498:4980003082","500:5000006978","498:4980001327","498:4980001829","500:5000009324","500:5000009991","498:4980002542","498:4980003250","498:4980001620","498:4980003132","498:4980002398","498:4980003134"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,500,498,498,500,500,498,498,498,498,498,498],"twin_sims":[0.5298616085587915,0.45946947695209384,0.45323880447632914,0.42947527486807685,0.37473184703512674,0.3390313986577682,0.3308726513662273,0.31591547969861383,0.3080079709436416,0.2916755867703464,0.28803086676004624,0.2871949877635475,0.28616958666307357,0.28024390735523214,0.2604546288022438,0.2571366819416326,0.25484728438296467,0.25374600691300037,0.24919208368869342,0.2485396622176406,0.2472481027658787,0.24713370104201984,0.24278114227425052,0.2418653272972867,0.24163328489446834],"twin_dists":[0.14637718093266958,0.16197205092959727,0.1633876932703217,0.16885592460795823,0.18196751293198837,0.19102259547147185,0.19316154532340124,0.19715961591647183,0.1993164776470649,0.20387507379367972,0.2049127729563587,0.20515186255732396,0.20544573216182008,0.20715652130657022,0.2130358576819794,0.21404856128280403,0.21475215172994158,0.21509203002964714,0.21650752957985292,0.21671167194329052,0.21711681574219005,0.21715276735438802,0.2185286270299488,0.2188201434209589,0.2188941191307872],"n_dims_used":44,"mean_confidence":0.9236732829700817},"coverage":{"mean_confidence":0.9236732829700817,"n_dims_used":44,"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}}