TY - RPRT TI - Dense autoencoders, clustering techniques, and semi-supervised learning for HPGe $γ$-spectra AU - Lonsway, Maurice J. [Pacific Northwest National Laboratory (PNNL), Richland, WA (United States)] (ORCID:0000000321475171) AU - Truax, Kelly L. [Pacific Northwest National Laboratory (PNNL), Richland, WA (United States)] (ORCID:0000000212833064) AU - Emmons, Samuel B. [Pacific Northwest National Laboratory (PNNL), Richland, WA (United States)] (ORCID:0009000289938646) AU - Pierson, Bruce D. [Pacific Northwest National Laboratory (PNNL), Richland, WA (United States)] (ORCID:0000000263555228) AU - Archambault, Brian C. [Pacific Northwest National Laboratory (PNNL), Richland, WA (United States)] (ORCID:0000000282017708) PY - 2026 DO - 10.1016/j.nima.2026.171484 UR - https://www.osti.gov/biblio/3023752 ID - 3023752 ER -