{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010896},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010550","490:4900011555","466:4660004803","490:4900008863","466:4660003784","490:4900010382","466:4660004298","466:4660004380","490:4900012215","490:4900008290","490:4900011882","490:4900009294","490:4900008633","490:4900011209","490:4900010899","490:4900009090","466:4660004461","490:4900010475","490:4900012216","490:4900009175","490:4900006402","490:4900012015","490:4900008958","490:4900008740","490:4900011214"],"twin_admin_codes":[490,490,466,490,466,490,466,466,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490],"twin_sims":[0.4216690356914335,0.2887671501538653,0.233783041213326,0.23284413096359366,0.19588540670978663,0.19211143288796154,0.16702815284881975,0.15963909393901404,0.15556263163437176,0.14608999267901304,0.14452336826436596,0.1430327626108779,0.12910263317799903,0.12742844705288522,0.1261944561193647,0.11784633876744212,0.11501804031476878,0.11309216396138837,0.112390291747468,0.1109184728047733,0.10989609550170497,0.10933542940649588,0.10516409490993785,0.10204354224664237,0.09860681634911803],"twin_dists":[0.17067845491442757,0.20470251472381593,0.2214245188867959,0.2217308607147539,0.23451070830260187,0.23590582167565952,0.24570611669905373,0.24879285571404558,0.2505404323252686,0.2547349903085453,0.2554479013037584,0.2561315588420831,0.26279277482551894,0.26362923171335556,0.2642511010286893,0.2685843156596783,0.2701056069010685,0.2711580359670591,0.2715450191687909,0.27236261268552814,0.2729354882241495,0.27325140206081105,0.2756420908276387,0.27747924611092173,0.27955403526670775],"n_dims_used":45,"mean_confidence":0.9081051296657986},"coverage":{"mean_confidence":0.9081051296657986,"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}}