{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012775},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012569","494:4940008180","490:4900012844","466:4660007003","490:4900012709","490:4900012774","494:4940007568","494:4940007569","490:4900002428","494:4940006929","494:4940006824","494:4940007036","466:4660006767","490:4900012857","494:4940007672","490:4900002280","494:4940007037","494:4940007567","490:4900012843","494:4940006932","466:4660006592","494:4940006931","490:4900002876","494:4940006828","494:4940008265"],"twin_admin_codes":[490,494,490,466,490,490,494,494,490,494,494,494,466,490,494,490,494,494,490,494,466,494,490,494,494],"twin_sims":[0.6381006291577986,0.3757147371519666,0.33354351364722495,0.33234132594028315,0.287230700627649,0.276878948757785,0.24457535232445338,0.24128856958855935,0.2385433027099187,0.23674298665345503,0.2357956779390895,0.23210542222018524,0.21358967600997622,0.20777862276171244,0.20761213357226516,0.20355514935709046,0.20149676458292615,0.19496572892035557,0.19096969413274417,0.18260123258898409,0.181944450951723,0.1792744313090758,0.17366989474001346,0.16667083709744332,0.16557051903349615],"twin_dists":[0.12310831110543362,0.18172453921109152,0.1924582106108879,0.1927744079843691,0.20514163895675366,0.20813778501482744,0.2179595596673014,0.21900410028814934,0.21988363797481317,0.22046401143811223,0.2207705555085203,0.22197245284413972,0.2282023360837198,0.2302321253790587,0.23029084532137864,0.23173177672210382,0.23247039512865464,0.23484894992302452,0.23633164017009814,0.23950845474299903,0.23976208231456872,0.24079987407497666,0.2430144926231313,0.24585308689965046,0.24630709891409774],"n_dims_used":44,"mean_confidence":0.9154324965043501},"coverage":{"mean_confidence":0.9154324965043501,"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}}