{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":665,"cluster_id":6650001064},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["665:6650001119","665:6650001284","665:6650001117","665:6650001065","665:6650001282","665:6650001402","665:6650001116","665:6650001345","665:6650001171","665:6650001470","665:6650001265","665:6650001231","665:6650001066","665:6650001340","665:6650001034","491:4910004821","665:6650001164","497:4970003417","497:4970003420","665:6650001153","665:6650001460","665:6650001268","665:6650001461","665:6650001176","665:6650001100"],"twin_admin_codes":[665,665,665,665,665,665,665,665,665,665,665,665,665,665,665,491,665,497,497,665,665,665,665,665,665],"twin_sims":[0.5630453077014734,0.502235449120108,0.41763320193387776,0.3989233467402389,0.38272619089074517,0.2992426612134198,0.27385860951961083,0.19053742580120764,0.14600038774680152,0.13619575566430767,0.11072557835537998,0.10372111881182876,0.09566997781301,0.09479535343247,0.09400532551153518,0.082560824560356,0.07636551664231254,0.07475542552710593,0.07371596649822036,0.07079287058408376,0.065026667511899,0.06221490275528729,0.05704431559445882,0.056582226020612726,0.052762280798863],"twin_dists":[0.13920160312143948,0.15242266445063007,0.17162624694790765,0.17607321334272538,0.1800001782509133,0.20174491154210977,0.2090247730176104,0.23649332089448843,0.25477561304095203,0.25933707890731256,0.2724703852064869,0.27648625319576736,0.281372454264414,0.28192247686610983,0.282422746627961,0.29007227543717884,0.29457320514023044,0.2957908762208234,0.2965882824140688,0.29888050393206295,0.30363743128638165,0.30608309946813733,0.3108277640001439,0.31126882498087094,0.3150337852608353],"n_dims_used":45,"mean_confidence":0.9002512613932292},"coverage":{"mean_confidence":0.9002512613932292,"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}}