{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001179},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001751","497:4970000322","497:4970000434","497:4970001000","497:4970001264","497:4970001653","497:4970000495","497:4970000432","497:4970000701","497:4970001749","497:4970001511","497:4970001588","497:4970001075","497:4970000621","497:4970001748","497:4970001257","497:4970001084","497:4970001263","497:4970001823","497:4970001746","497:4970001907","497:4970001663","497:4970000912","497:4970001744","497:4970001508"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.7301877778756517,0.6247793990533921,0.6088464628416861,0.5146492300409761,0.46652506342856076,0.45028972290406416,0.4374835147961139,0.4048559843726426,0.40358134243222454,0.4007323606335553,0.39653546843691984,0.38758865205628573,0.3863674996455105,0.3839495292507617,0.3838429951111209,0.3594764259398586,0.3531473357755755,0.3513737070676268,0.3489045031012975,0.3486216600041378,0.34793737818731524,0.347434294659087,0.3194821662383719,0.31500010444150994,0.3078537268050334],"twin_dists":[0.10299522568200926,0.12596575372738508,0.12937860930747835,0.1496963016872912,0.16037722206880614,0.16406022365444087,0.16700023497883318,0.17465331273621607,0.17495758679420628,0.17563924351557741,0.17664742579437626,0.1788132275783559,0.17911064807140237,0.17970088204019843,0.17972692803401874,0.18578014768076126,0.18738597144350255,0.18783864593044616,0.18847084036723982,0.18854340667518846,0.18871909433249126,0.18884837580571479,0.19619679536153886,0.19740770907313465,0.199358862803806],"n_dims_used":45,"mean_confidence":0.8914149814181858},"coverage":{"mean_confidence":0.8914149814181858,"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}}