{LPTD}: a novel linear programming-based topology determination method for cryo-{EM} maps Bahareh Behkamal, Mahmoud Naghibzadeh, Andrea Pagnani, Mohammad Reza Saberi, Kamal Al Nasr (2022) {LPTD}: a novel linear programming-based topology determination method for cryo-{EM} maps, In: BIOINFORMATICS, ISSN: 1367-4803