{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000376},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940007733","494:4940007744","494:4940007423","494:4940007428","494:4940006886","490:4900000255","490:4900000460","494:4940008262","494:4940008166","490:4900012386","494:4940007104","490:4900000650","494:4940008843","494:4940007330","490:4900000256","494:4940007956","494:4940007631","494:4940007105","494:4940004692","494:4940007108","490:4900012603","494:4940007421","490:4900000311","490:4900000649","490:4900003151"],"twin_admin_codes":[494,494,494,494,494,490,490,494,494,490,494,490,494,494,490,494,494,494,494,494,490,494,490,490,490],"twin_sims":[0.2159362819371829,0.1739227125029628,0.10730603759227594,0.0798510862879396,0.05679638492058515,0.056597673947570225,0.04173255504698608,0.04091469802022401,0.03143609407052096,0.02987521365933189,0.02549672188934282,0.024712465942783673,0.02386963908890369,0.022247157505378704,0.021215059919074807,0.01970267614884825,0.01848676651361843,0.01762855380067804,0.01545417341277976,0.014477782254899806,0.01436377476783678,0.012219901547400703,0.012009914868128425,0.011889883852329376,0.010940450946766215],"twin_dists":[0.22739327143718455,0.242913503897532,0.2744054826908833,0.2920063614993316,0.31106404360494916,0.31125403208208285,0.3273493477244861,0.3283675977252321,0.3416364892953089,0.34414171528291704,0.35182350854190914,0.3533181645384489,0.3549708977711628,0.3583001981799626,0.360529517089668,0.3639731432575161,0.36691324665015834,0.36909201973117195,0.3750597190989039,0.3779834048712997,0.37833603494928736,0.385475240157174,0.38623295721706447,0.3866713716402946,0.3902847524817649],"n_dims_used":45,"mean_confidence":0.9114349365234375},"coverage":{"mean_confidence":0.9114349365234375,"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}}