{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000199},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000287","500:5000000549","500:5000000289","500:5000000295","500:5000000510","485:4850007536","500:5000000296","500:5000000446","500:5000000292","485:4850007595","485:4850007639","500:5000000455","500:5000000389","485:4850007477","500:5000000605","485:4850007135","485:4850007273","485:4850007061","500:5000000401","485:4850007470","500:5000000198","500:5000000557","500:5000000157","485:4850007539","500:5000000450"],"twin_admin_codes":[500,500,500,500,500,485,500,500,500,485,485,500,500,485,500,485,485,485,500,485,500,500,500,485,500],"twin_sims":[0.8865515640948011,0.8861919738164752,0.88547915879547,0.8571786936500468,0.8521690550514678,0.8472879026364338,0.8453862960261579,0.8449559806320073,0.8418761152093243,0.8404887568271129,0.8395501989600684,0.8321277705078263,0.8317346048765372,0.8272211687694472,0.8261658816038898,0.8244452286525821,0.8239526992660113,0.819699272956127,0.8193448681306427,0.819093057736776,0.8078229065786565,0.7990592190486308,0.797476938789417,0.7974172223285269,0.7906949933769801],"twin_dists":[0.06373543039309865,0.06384270414563827,0.06405494982724677,0.07210288862252391,0.07346129703991566,0.07476862693109407,0.07527380104353278,0.07538780431955623,0.07620045235898039,0.0765646625232857,0.07681041315396749,0.07873635402307418,0.07883753097567442,0.07999323497328195,0.08026194989132182,0.08069890426684517,0.08082371284666133,0.08189670280108455,0.08198572212378953,0.0820489364812549,0.0848493830249297,0.08699074587678753,0.08737423514064124,0.08738869022302435,0.08900771191722806],"n_dims_used":45,"mean_confidence":0.9204611884223091},"coverage":{"mean_confidence":0.9204611884223091,"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}}