{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013329},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013330","490:4900013350","490:4900013368","490:4900013347","490:4900013351","466:4660008980","466:4660009494","490:4900013346","466:4660008818","466:4660008481","466:4660009323","466:4660008819","466:4660008492","466:4660009665","466:4660008645","466:4660010343","466:4660010822","490:4900013349","466:4660011957","466:4660008979","466:4660012585","466:4660010827","466:4660009666","490:4900012614","466:4660008988"],"twin_admin_codes":[490,490,490,490,490,466,466,490,466,466,466,466,466,466,466,466,466,490,466,466,466,466,466,490,466],"twin_sims":[0.2827245476246426,0.2382275126218362,0.2272834554856904,0.22694688113998976,0.15260370728784556,0.15047553563147062,0.15000309780841195,0.14904900549825076,0.14818817744270654,0.14046431180855154,0.13042363801308082,0.12465408336994953,0.1050025408955366,0.10256094907133276,0.08602515618282237,0.08311445735874706,0.08046255344461324,0.07812354663177179,0.07634595469513622,0.07194243813013299,0.0705696406856504,0.06882344082642447,0.06817664584203584,0.06712639425992489,0.061246534473502263],"twin_dists":[0.20643770858922728,0.21998523321227506,0.22356204616520828,0.22367382922769502,0.251830004395418,0.25276890361117094,0.25297865522476876,0.25340373857415394,0.2537889943439098,0.25732209061786765,0.2621385424512414,0.26503387760946395,0.2757361523764474,0.27717163225448577,0.28767216596443124,0.2896833839864811,0.2915653822082803,0.29326704733698417,0.2945878745978536,0.2979700571960677,0.2990586881085716,0.30046854236375414,0.30099813890198623,0.3018668635083337,0.30694636513443285],"n_dims_used":45,"mean_confidence":0.9151722378200955},"coverage":{"mean_confidence":0.9151722378200955,"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}}