{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008234},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008349","490:4900008023","490:4900008568","490:4900009954","490:4900008238","490:4900010596","490:4900008456","490:4900008817","490:4900009127","490:4900011521","490:4900010340","490:4900009350","490:4900009537","490:4900009118","490:4900009530","490:4900008223","490:4900011909","490:4900008792","490:4900009335","491:4910005158","490:4900009347","490:4900009324","490:4900009336","490:4900009541","490:4900009544"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490],"twin_sims":[0.2095028537341523,0.09593831706481469,0.06808777520568837,0.06260939144969478,0.06119492456800578,0.05551650646080709,0.046572797565070045,0.04092724236014051,0.029272219373806294,0.02120261885890028,0.021190035334557263,0.019478261084350208,0.01388855706041999,0.013132960246011792,0.01210315423014765,0.01204321776922596,0.009989730286480243,0.00877507646974092,0.007571337755525168,0.006310485226240089,0.006054154814944911,0.004882251425060742,0.004327002691728832,0.004236935124526099,0.004182415990839485],"twin_dists":[0.22962587399178824,0.28120449810707077,0.3010712253794189,0.3057345836079365,0.3069926871040726,0.31229750509871773,0.3216453130870082,0.3283518506571439,0.3451396531120673,0.36055696004234156,0.3605847315065063,0.3645036292372925,0.3798330318518917,0.3823091155634046,0.38589507344672963,0.3861120068854561,0.3941941095514471,0.3997029423358915,0.40588158628396626,0.413382259348989,0.4150708354681066,0.4237233045490629,0.4285023731557681,0.4293295843490608,0.4298381021309546],"n_dims_used":45,"mean_confidence":0.8933472527398003},"coverage":{"mean_confidence":0.8933472527398003,"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}}