{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000004666},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000004667","500:5000005175","500:5000005015","500:5000002784","500:5000004494","499:4990001335","500:5000004661","499:4990000482","499:4990001252","500:5000005832","500:5000005176","500:5000001237","500:5000005513","500:5000004828","500:5000004662","500:5000004660","500:5000004123","500:5000005004","500:5000005013","499:4990000959","499:4990000547","499:4990001249","500:5000002782","500:5000005339","500:5000003788"],"twin_admin_codes":[500,500,500,500,500,499,500,499,499,500,500,500,500,500,500,500,500,500,500,499,499,499,500,500,500],"twin_sims":[0.7441648892281734,0.7345029151001757,0.7173258695781297,0.7066679807183791,0.6939172306376283,0.6585124828458748,0.6579045439617406,0.654376087391003,0.6276696534132844,0.5810429273663892,0.5722609677877447,0.5667157741208847,0.5626870367973466,0.5619902308292162,0.5604333221419576,0.5520204925589554,0.5436478543036012,0.5414254634741309,0.5311266535286266,0.5255288491127867,0.5215444462672407,0.5177408250967314,0.5171219490031645,0.5125040105977238,0.5031294197983981],"twin_dists":[0.09984174906228538,0.10202569972739842,0.10586564126418693,0.10822439397832552,0.11102599002979319,0.11871576772605576,0.11884692606392122,0.11960770944697716,0.12534621096819806,0.13533527804749523,0.13722026666086712,0.13841201047048557,0.13927870937389922,0.139428692769093,0.1397638977353454,0.141577501554751,0.1433867945421856,0.14386785822434156,0.14610213316870274,0.14732028872494846,0.14818909841630296,0.1490199244873823,0.1491552429968446,0.15016622025954096,0.15222573599959302],"n_dims_used":44,"mean_confidence":0.9233549291437323},"coverage":{"mean_confidence":0.9233549291437323,"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}}