{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013339},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013319","490:4900013340","490:4900013298","490:4900013267","490:4900013341","490:4900013297","494:4940007949","494:4940007948","489:4890005322","494:4940007844","489:4890005350","478:4780004274","478:4780004159","478:4780004158","477:4770002539","496:4960010262","476:4760001521","489:4890005321","478:4780004391","477:4770002469","494:4940002881","489:4890004973","470:4700007264","490:4900013318","484:4840007525"],"twin_admin_codes":[490,490,490,490,490,490,494,494,489,494,489,478,478,478,477,496,476,489,478,477,494,489,470,490,484],"twin_sims":[0.6409476933398754,0.6262506243497623,0.46026831526864315,0.36607070925826,0.124189295970974,0.10266649076534225,0.10085392375811283,0.030575232382670087,0.018274529748388196,0.008693985910949222,0.004580933209059876,0.002229842866264969,0.002042025727193118,0.0012038411986173873,0.0010182592398165259,0.0010013040264902117,0.0009292387726320558,0.0006405284154472949,0.0005186925261133945,0.0005135625305080459,0.00045657771076795307,0.00039641029817326574,0.00039626779199815294,0.00033685185899146063,0.00031223183086255893],"twin_dists":[0.1224968325256513,0.12565041247063732,0.16179105229678215,0.18412233918152096,0.26527151260722415,0.27710903336552567,0.27819115837689584,0.34300464320654545,0.36744368523915105,0.4000945322269992,0.4262516503008445,0.45384858991330956,0.4571070159971202,0.4762070064712549,0.4821007003090296,0.4826878266334046,0.4852909226788357,0.4980552672632781,0.505149962471352,0.5054817410292802,0.5093912379479165,0.5140490869320116,0.5140608848384076,0.5193637491836918,0.5218228445431576],"n_dims_used":44,"mean_confidence":0.9108727195046165},"coverage":{"mean_confidence":0.9108727195046165,"n_dims_used":44,"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}}