{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002729},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002728","494:4940004220","494:4940003859","480:4800004515","480:4800003777","494:4940005600","480:4800002726","494:4940005088","490:4900003360","494:4940001359","480:4800004956","493:4930000719","487:4870003680","500:5000002790","494:4940006584","470:4700005104","480:4800004761","480:4800002875","494:4940008214","480:4800002776","480:4800001906","480:4800002886","470:4700004934","490:4900001314","493:4930002200"],"twin_admin_codes":[480,494,494,480,480,494,480,494,490,494,480,493,487,500,494,470,480,480,494,480,480,480,470,490,493],"twin_sims":[0.14562437663434832,0.0663900976760312,0.05219927560836387,0.04479482757299477,0.039288633864039274,0.0354723096680632,0.03029065927679606,0.025592433475189007,0.023767280654197892,0.022363733868565203,0.019961146772175715,0.019650683684609437,0.018815274081439196,0.0175602560327852,0.017483895596035803,0.017467654154599065,0.015353696833593784,0.014829185969431906,0.012742014056194923,0.011957035046570546,0.010667495814544348,0.010279277207124222,0.009977629401740719,0.008492489399554043,0.008311551916036846],"twin_dists":[0.2549462805758158,0.3024825248320781,0.31560765256515105,0.32368008550919747,0.3304441893809416,0.33561954310934095,0.3434641690091453,0.3516438284157878,0.3551750436921495,0.35805407619039176,0.3633686493776956,0.36409557503355894,0.3661026247701511,0.3692693738096992,0.3694683819897798,0.3695108081413827,0.37535295168400934,0.3769116947156234,0.38364011480437094,0.3864256200628593,0.39137516469351935,0.3929696100123192,0.394245969911392,0.40108190268602134,0.40198656541760835],"n_dims_used":43,"mean_confidence":0.9213502573412519},"coverage":{"mean_confidence":0.9213502573412519,"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}}