{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003237},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004206","490:4900003113","490:4900003770","490:4900003633","491:4910002162","490:4900003639","490:4900003371","490:4900005293","490:4900003632","490:4900004193","490:4900003503","490:4900006310","490:4900004331","490:4900003925","490:4900002369","491:4910002012","490:4900007413","490:4900005294","490:4900003771","490:4900004333","490:4900003636","490:4900003240","490:4900003926","490:4900004196","490:4900003634"],"twin_admin_codes":[490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5127753715679851,0.48854340033122495,0.45841418468271455,0.44466984226188333,0.4325818145775726,0.4316371309269316,0.4247110667517232,0.3702545489960913,0.3612256493556381,0.3568193605934097,0.3476347036547851,0.34451513823684216,0.33739248176152975,0.32938118541454786,0.32809677686019956,0.3246664809161305,0.313331169758657,0.31264551056331524,0.3014823991162369,0.29623851947627367,0.2921089959309269,0.2841659650104383,0.28189345256960213,0.2775927943614707,0.27699093857248014],"twin_dists":[0.15010675044111538,0.1554513487829888,0.16221132864131213,0.1653464124613364,0.16813443019186733,0.1683536101502659,0.16996657671435847,0.18307830609075543,0.18533889759396346,0.18645251258807705,0.18879686326450953,0.18960049393472334,0.19145000697188466,0.1935556552219931,0.19389583844029493,0.19480799366019702,0.19786109374154684,0.19804775869860802,0.2011204996524217,0.2025867446495554,0.20375219130361577,0.20602178084861866,0.20667810731095207,0.2079290142259836,0.20810501084261657],"n_dims_used":44,"mean_confidence":0.8961774652654474},"coverage":{"mean_confidence":0.8961774652654474,"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}}