{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850007207},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850007917","485:4850007693","500:5000000051","500:5000000024","500:5000002163","485:4850007223","485:4850007481","485:4850007728","485:4850007546","485:4850007277","485:4850007065","485:4850007224","500:5000000108","500:5000000011","500:5000003436","485:4850007209","500:5000000037","485:4850008534","500:5000003973","500:5000000040","500:5000000139","500:5000005699","475:4750005119","485:4850003653","485:4850006448"],"twin_admin_codes":[485,485,500,500,500,485,485,485,485,485,485,485,500,500,500,485,500,485,500,500,500,500,475,485,485],"twin_sims":[0.7810171722162235,0.5552569588253679,0.464121453708394,0.4160300632150262,0.3184892386830146,0.2890201982904971,0.276760952803032,0.2758536097348627,0.24699226662760437,0.2425829094174836,0.239530585735585,0.23451193905711878,0.23365892317497064,0.23023482858152014,0.22633890358092718,0.22498631854349752,0.22077118012336347,0.21512852491483372,0.21237173713149549,0.21216731103654024,0.2022606410960667,0.1996329675837734,0.1996084988746513,0.19589105258509176,0.19575535869221258],"twin_dists":[0.09131167401508751,0.14087931498737027,0.16091957432255766,0.17200381696909814,0.1964642231885251,0.20463032651981639,0.20817232566177135,0.20843823096791997,0.2171972289753628,0.21859166682179856,0.21956657519143397,0.22118725467516295,0.22146496897995932,0.222586495364935,0.22387602960859904,0.22432716719142654,0.22574476125411397,0.22767109785182285,0.22862462761516497,0.22869566810253694,0.23219568802886073,0.23314367939206282,0.23315254730047508,0.23450863525213764,0.23455847075823755],"n_dims_used":45,"mean_confidence":0.9204057481553819},"coverage":{"mean_confidence":0.9204057481553819,"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}}