{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001330},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000184","490:4900001869","490:4900000713","487:4870005872","487:4870004404","490:4900001019","490:4900001871","490:4900001084","490:4900001083","490:4900000173","487:4870003537","490:4900001423","490:4900004732","490:4900008534","490:4900002925","487:4870003005","490:4900001464","490:4900000141","466:4660013890","490:4900004460","490:4900003869","487:4870005579","490:4900003051","469:4690003769","490:4900002029"],"twin_admin_codes":[490,490,490,487,487,490,490,490,490,490,487,490,490,490,490,487,490,490,466,490,490,487,490,469,490],"twin_sims":[0.5419465657428512,0.48659108411823426,0.4529653353110009,0.42225776438880014,0.3797021245166673,0.37156134220865034,0.37112133944341535,0.34992713591368246,0.32468548331657393,0.3177566041292381,0.30541215023860924,0.2935596788440681,0.29298664451607465,0.28508283023253417,0.28390387373175735,0.278764074194004,0.27062147806334635,0.26765382173038516,0.26704779855270994,0.2668797302641209,0.25937946963691955,0.24766102760535574,0.2469545753643732,0.24675211740646544,0.23676390217633603],"twin_dists":[0.14375502691601497,0.15588522292801782,0.16344998894561902,0.1705405165692316,0.18074200984895814,0.18275341521867083,0.18286274398846367,0.18820873066878024,0.19480292603052238,0.19666184663590705,0.20003142743251032,0.20334167111771737,0.20350368669753116,0.20575787649744984,0.20609731368887418,0.207587170516868,0.20998212130824764,0.21086600646212264,0.21104724995896174,0.21109755942509617,0.2133631231201556,0.21698713974871425,0.21720908044041037,0.21727276027338388,0.2204572523351076],"n_dims_used":45,"mean_confidence":0.9165275573730469},"coverage":{"mean_confidence":0.9165275573730469,"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}}