{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000550},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002136","487:4870001613","665:6650001815","487:4870002152","487:4870001891","497:4970003444","490:4900008767","487:4870000075","487:4870002235","487:4870000957","487:4870001519","494:4940007189","492:4920003479","487:4870000622","487:4870001785","487:4870000702","665:6650001733","494:4940005175","487:4870011744","487:4870000780","494:4940000794","487:4870000311","492:4920007037","487:4870000000","497:4970001992"],"twin_admin_codes":[487,487,665,487,487,497,490,487,487,487,487,494,492,487,487,487,665,494,487,487,494,487,492,487,497],"twin_sims":[0.040125468819464015,0.034764106422280894,0.01740800561950962,0.01727923344049848,0.015183041551448005,0.009255930955507531,0.008791631322432507,0.008527843407259072,0.007897924152284975,0.007390478510226804,0.007281325085749977,0.007179198100314454,0.006340543843984765,0.006307907372984784,0.006160661410786037,0.006141327338566442,0.0059162154514963445,0.0055615049686693,0.004998699225370272,0.0048138011989781815,0.004174392887135596,0.004066751666896519,0.003754373716850401,0.0035829475492383466,0.003500909149475808],"twin_dists":[0.32936661684272794,0.3366315569467442,0.36966692024792114,0.3700055479909595,0.37585488864819544,0.3974452472560965,0.39962339628349447,0.40090715538789146,0.404122798872386,0.40688509083319085,0.40750145724685444,0.4080857103489006,0.41318831741997664,0.41339893071775,0.41436153985510976,0.4144894719702216,0.41600638365891046,0.4185057603913607,0.42278394973460215,0.42428499199893843,0.4299134440689784,0.4309371981713093,0.43405420752692947,0.4358665764106555,0.43676203409155195],"n_dims_used":43,"mean_confidence":0.8887510965036791},"coverage":{"mean_confidence":0.8887510965036791,"n_dims_used":43,"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}}