{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002728},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003777","480:4800002726","480:4800002729","480:4800002875","494:4940001359","480:4800002886","487:4870003680","494:4940005930","494:4940006584","493:4930001307","494:4940008214","494:4940002844","494:4940004220","493:4930000719","494:4940001855","494:4940000142","480:4800003713","494:4940000141","480:4800006103","480:4800005907","480:4800001965","494:4940000872","494:4940002490","480:4800002918","500:5000001120"],"twin_admin_codes":[480,480,480,480,494,480,487,494,494,493,494,494,494,493,494,494,480,494,480,480,480,494,494,480,500],"twin_sims":[0.1834280867174616,0.17798607733945765,0.14562437663434832,0.09210271619583627,0.07125907551992512,0.061423923855807284,0.05814281786140054,0.046464827777312916,0.03538863601261456,0.031082606074333434,0.03092068292020694,0.027531476363325105,0.0274352077511054,0.02631219988424992,0.025242100010687114,0.02512455993938672,0.024864405243847462,0.02293577463992201,0.01791097693940506,0.017664120807886027,0.015416231457789944,0.015358065038731756,0.014979253798992504,0.014481664575349596,0.01437483148653604],"twin_dists":[0.23919006478405042,0.24130455702242354,0.2549462805758158,0.28364129206542665,0.29850983966251987,0.30678739497626667,0.30979096885034757,0.32176700511757356,0.33573821166981527,0.3421943533224173,0.3424517107947981,0.34812300135314417,0.3482926790493714,0.35031088450090797,0.35230436464424536,0.352527755598251,0.35302542320562696,0.35686226065457055,0.3683649622957629,0.36899989841557995,0.3751702518225459,0.3753401683674283,0.37646082617450327,0.37797143986451703,0.37830172814613033],"n_dims_used":43,"mean_confidence":0.9210093298623728},"coverage":{"mean_confidence":0.9210093298623728,"n_dims_used":43,"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}}