{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001316},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740002357","474:4740002745","474:4740001628","474:4740002246","474:4740002247","474:4740002653","474:4740002464","474:4740002838","474:4740002748","474:4740001312","474:4740001521","474:4740002841","474:4740002746","474:4740002245","474:4740003117","474:4740002358","474:4740001426","474:4740003123","474:4740001318","474:4740001118","474:4740001319","474:4740002141","470:4700003347","474:4740001526","474:4740002652"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,470,474,474],"twin_sims":[0.46450346672968773,0.4454241105108421,0.41854388558711464,0.40112790667740955,0.3768149099952273,0.3597844840599667,0.2890725455322269,0.28437729446889126,0.27484396496562774,0.2670667021665051,0.25712935605846454,0.19466529648157008,0.19122896399690106,0.17873746962419393,0.16505001414220863,0.16014688525802806,0.15833057967087003,0.1543200424461143,0.140679152447501,0.13999801100272163,0.13692309715381787,0.12888420666849196,0.12443820873901065,0.12398799948853978,0.1228314277735999],"twin_dists":[0.16083331161418168,0.16517343073563234,0.17141203951381892,0.1755444733370944,0.1814529413235312,0.18570235915421293,0.20461539789448202,0.20596090777073936,0.20873474649275903,0.21104159259292743,0.21405080638048368,0.2349596836884262,0.23623478835447126,0.24100990257703528,0.24652262812520714,0.24857745157326003,0.24935023238584492,0.2510797755940689,0.2572218892361601,0.25753996633807613,0.25899042896312263,0.2629014379989819,0.2651441653841038,0.26537464067881295,0.26596965588664234],"n_dims_used":45,"mean_confidence":0.915024651421441},"coverage":{"mean_confidence":0.915024651421441,"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}}