{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002737},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004553","490:4900002444","490:4900001986","490:4900004136","490:4900001985","490:4900002138","490:4900002595","490:4900002741","490:4900001824","490:4900004402","490:4900004550","490:4900005101","490:4900004544","490:4900003445","490:4900004425","490:4900003446","490:4900003991","490:4900004417","490:4900001973","490:4900001681","490:4900001680","490:4900002886","490:4900002297","490:4900003321","490:4900004283"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.653861369129997,0.49081176823300515,0.48877792013631516,0.48390523088901927,0.47070495146309654,0.4699695243665597,0.46638889596711125,0.4444305474390763,0.44179229840095346,0.42647804443991716,0.42035457305234725,0.4167131103835414,0.4153760004254754,0.3900817452260846,0.3872076113506878,0.3827659211144971,0.37901693546355253,0.36176815765979015,0.3523388665189653,0.34995546167603897,0.33358027482404173,0.33131154286757086,0.32378888762865143,0.3192467587509851,0.29294507235780193],"twin_dists":[0.11971862698217338,0.15494789329229441,0.1553992655285517,0.15648298774290967,0.15943634661702563,0.15960168191646795,0.16040792113674168,0.16540131511385947,0.16600737831726411,0.16955405468654128,0.17098672493671752,0.1718428700933216,0.17215804073034607,0.17820738635555938,0.17890598513654402,0.179990450850816,0.18091048884009606,0.18520226852333524,0.18759216586512809,0.1882014762486328,0.19244855154515195,0.19304575677020633,0.19504221333961774,0.19626015597384966,0.20351544781052971],"n_dims_used":44,"mean_confidence":0.9192840402776544},"coverage":{"mean_confidence":0.9192840402776544,"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}}