{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000120},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910005635","491:4910005862","497:4970000117","491:4910005731","491:4910005684","491:4910005729","491:4910005730","491:4910005827","491:4910005242","491:4910005433","491:4910005685","491:4910005487","491:4910005384","491:4910005636","491:4910005436","497:4970000817","497:4970000092","497:4970000093","491:4910005538","491:4910005824","497:4970000118","491:4910005288","497:4970000074","491:4910005860","497:4970000125"],"twin_admin_codes":[491,491,497,491,491,491,491,491,491,491,491,491,491,491,491,497,497,497,491,491,497,491,497,491,497],"twin_sims":[0.06477533753344278,0.06264320945899889,0.06117062876298713,0.05700325870272889,0.05546015787382013,0.05338151183969281,0.04739327224363319,0.04723531437435143,0.04240114302741449,0.039293450002426414,0.03816801387316531,0.03706635478566378,0.03269995266513367,0.030283655736609703,0.02554717613082865,0.023038530688229895,0.020956064605657576,0.020475168400268726,0.019908305159030002,0.019237893796703372,0.018723884662852294,0.015420229202459335,0.015026670213508621,0.014786030152783968,0.014287139288269473],"twin_dists":[0.30385247762422246,0.30570479051588123,0.3070145046724866,0.31086683284981553,0.31235234825508884,0.3144084472192734,0.32072819508406114,0.32090372091669905,0.3265293583639448,0.33043793248263176,0.33191800149612005,0.33340304236871776,0.3396848109611754,0.34347552482095095,0.35172871792876925,0.3566509124174631,0.36110373050328315,0.3621865051492847,0.3634916742084954,0.3650777756444205,0.36632688594127766,0.37515859429176307,0.37631919408349024,0.37704209774899183,0.37857446203404566],"n_dims_used":45,"mean_confidence":0.8900997585720486},"coverage":{"mean_confidence":0.8900997585720486,"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}}