{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011240},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011444","490:4900010582","490:4900010583","490:4900012170","490:4900012105","490:4900010581","490:4900010487","490:4900010569","490:4900010498","490:4900011308","490:4900010031","490:4900011171","490:4900010651","490:4900010659","490:4900010667","490:4900011508","490:4900009942","490:4900004613","490:4900009519","490:4900008544","497:4970001009","490:4900010054","490:4900007889","490:4900010497","490:4900012175"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,497,490,490,490,490],"twin_sims":[0.0849168508614486,0.0385192757865841,0.01742973398379989,0.016955765748090244,0.014576975317855541,0.0128259319827757,0.008547816149400261,0.006674442474223544,0.006505805300591821,0.005273245584399549,0.0047630935371235725,0.004249102463119004,0.004140052272580034,0.003148494644176822,0.002627860816107404,0.0023744535501762773,0.0021628564871265326,0.0021391934739768454,0.002051841289013757,0.0017716525324616944,0.001691310934416306,0.001341311704666787,0.0012703021146137849,0.0012038465161796764,0.0011888515387833026],"twin_dists":[0.2884314840811496,0.3314521339267535,0.3696099985746753,0.3708660230086944,0.37767858320053893,0.3833513943245924,0.400808720827689,0.41108792166382485,0.4121366012763833,0.4206453699901604,0.424705774476873,0.4292169074708811,0.43023741818528144,0.4408404175412089,0.4477030018997436,0.4515072290458577,0.45498076613089594,0.4553884176926218,0.45693003519999764,0.46231824357818985,0.4640083499744957,0.47236146482915337,0.4742997969070987,0.4762068500144679,0.47665060510896085],"n_dims_used":45,"mean_confidence":0.8916724310980902},"coverage":{"mean_confidence":0.8916724310980902,"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}}