FIG 3 (IMAGE) Compuscript Ltd Caption Figure 3 (a) Illustration of neuromorphic letter recognition. The stimulated letter recognition under STP (b), LTP without (c) or with (d) –Vg. Credit OEA Usage Restrictions Credit must be given to the creator. License CC BY Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.