{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010123},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010563","490:4900010307","490:4900010305","490:4900010910","490:4900009621","490:4900009625","490:4900008118","490:4900010477","490:4900009622","490:4900009928","490:4900009528","490:4900008791","490:4900009626","490:4900010221","490:4900009724","490:4900008769","490:4900009823","490:4900011361","490:4900008437","490:4900009623","490:4900010028","490:4900011145","490:4900010212","491:4910005314","490:4900011139"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490],"twin_sims":[0.3405391462001018,0.22529799081464685,0.1902152688822404,0.17401619440209232,0.17036964134329335,0.1578892462875325,0.15441236616749526,0.12939422536945264,0.12689924015449128,0.12665371214695217,0.12457220612146001,0.12119538307941446,0.1016933546030587,0.08697251051658751,0.08546591318373223,0.08431699650780404,0.07870476563681869,0.07829250949266943,0.07583060759632265,0.073820644469162,0.07227156743956976,0.07030128083661404,0.06879218115166823,0.06706097212139416,0.06538746684564668],"twin_dists":[0.19063037176849465,0.22422305345559077,0.23661398347569634,0.24287618885593534,0.24434253735551797,0.24953898002867023,0.2510395935706389,0.26264792940302867,0.26389536393040697,0.26401912287790136,0.26507569062059266,0.2668186742944354,0.27768813498109096,0.2870292681572139,0.2880543319692919,0.28884575424481235,0.29284042090930607,0.2931427629574945,0.29497542747701305,0.2965075703670856,0.29771156147558536,0.29927350183251683,0.30049404452415857,0.3019213433954188,0.30332990337666577],"n_dims_used":44,"mean_confidence":0.8832909844138406},"coverage":{"mean_confidence":0.8832909844138406,"n_dims_used":44,"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}}