{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000368},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000634","490:4900000445","490:4900000450","490:4900000440","490:4900000981","494:4940007517","494:4940007834","494:4940008158","490:4900000534","490:4900012665","490:4900012307","494:4940007639","490:4900000443","490:4900000365","490:4900000441","490:4900000446","490:4900012669","490:4900000979","490:4900000858","494:4940007734","490:4900000315","490:4900012453","490:4900000367","490:4900012313","490:4900000536"],"twin_admin_codes":[490,490,490,490,490,494,494,494,490,490,490,494,490,490,490,490,490,490,490,494,490,490,490,490,490],"twin_sims":[0.23505020089409953,0.13406175932087597,0.11926733739860707,0.10420499880932131,0.10410217489140876,0.08816051276446693,0.08277584812492014,0.07659989003736063,0.05364043863920234,0.04655450243978717,0.03943578763636342,0.038456008143754765,0.03816741536933495,0.03562843005143217,0.03417714291687658,0.03340945705757225,0.031485441248707724,0.03061986023809967,0.028418942845641556,0.0267117925186366,0.026503471698194513,0.024627849379173606,0.023974884532228236,0.023600096959434158,0.023276476131235076],"twin_dists":[0.22101235458419294,0.2603622125277424,0.2678305277771424,0.27620216268294207,0.2762624454499791,0.2862308841885819,0.28992098835650476,0.294397684061553,0.31414874965935585,0.32166591677347706,0.33025330629361377,0.33153577749012464,0.3319187983655049,0.33539876322421575,0.33748370678744255,0.33861724914560076,0.34155903851987923,0.34293291126252007,0.3465823936944197,0.3495843974306797,0.3499619608030741,0.3534818706942248,0.35476178303049305,0.35551012238578966,0.3561646283904645],"n_dims_used":45,"mean_confidence":0.9109837849934895},"coverage":{"mean_confidence":0.9109837849934895,"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}}