TY - GEN AU - Daniel Raviv C2 - NIST Interagency/Internal Report (NISTIR), National Institute of Standards and Technology, Gaithersburg, MD DA - 1991-11-01 LA - en PB - NIST Interagency/Internal Report (NISTIR), National Institute of Standards and Technology, Gaithersburg, MD PY - 1991 TI - Invariants in Visual Motion UR - https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=820367 ER -