{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000002091},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001485","500:5000001852","473:4730001563","473:4730002481","473:4730001195","500:5000001614","500:5000001964","484:4840004955","500:5000001871","489:4890002201","473:4730002297","477:4770000399","473:4730001831","489:4890002198","489:4890002200","489:4890002690","477:4770000408","500:5000005646","489:4890002446","500:5000001746","473:4730002546","500:5000004098","477:4770000509","489:4890002362","484:4840005332"],"twin_admin_codes":[500,500,473,473,473,500,500,484,500,489,473,477,473,489,489,489,477,500,489,500,473,500,477,489,484],"twin_sims":[0.6460400053682035,0.6142614744761954,0.6129461267125497,0.5307042654737758,0.5246607758737303,0.5009562030878032,0.4594537228644046,0.44722310784372665,0.4255226308237338,0.41690028109443256,0.41034245845679146,0.40957031650343556,0.40607881891917713,0.39866470949537586,0.39694488733432964,0.39450471927070596,0.38699699565123236,0.38558098359903487,0.385230077427912,0.38253976753216895,0.38148206333148343,0.3802395446628964,0.37264663705493334,0.36889071284859076,0.3678996320984186],"twin_dists":[0.12140227054765702,0.12821902250325576,0.12850071232084337,0.14619395394612125,0.14750944691244455,0.15270463063598413,0.1619756215761425,0.16476130389882124,0.1697770191868241,0.17179878669219847,0.17334845615536537,0.1735316276728228,0.17436180805737922,0.17613533173885287,0.17654886066452125,0.1771370102835843,0.1789572742946702,0.17930244570120976,0.17938807667441584,0.18004582791933108,0.18030503141845686,0.18060996818032546,0.1824840223327098,0.18341798688311442,0.18366522108038164],"n_dims_used":45,"mean_confidence":0.9205844455295139},"coverage":{"mean_confidence":0.9205844455295139,"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}}