Improved Stability Criteria of Static Recurrent Neural Networks with a Time-Varying Delay

Table 1

Allowable upper bounds of 𝜏 for different 𝜇.

𝜇	0	0.1	0.5	0.9	Any 𝜇
[16]	1.3323	0.8245	0.3733	0.2343	0.2313
[19]	1.3325	0.8404	0.4265	0.3217	0.3211
[20]	1.3324	0.8402	0.4266	0.3225	0.3218
[17]	1.3323	0.8402	0.4264	0.3214	0.3209
[18] (𝑁=1)	1.5157	0.9279	0.4267	—	0.3212
[18] (𝑁=2)	1.5330	0.9331	0.4268	—	0.3215
[21]	—	0.8411	0.4267	0.3227	0.3215
[22]	1.5575	0.9430	0.4417	0.3632	0.3632
The proposed (𝑚=2)	1.7685	1.0431	0.4382	0.3668	0.3644