What is the number of publications for the affiliation of the writer who published 'Fast and Accurate Optimization of Metasurfaces with Gradient Descent and the Woodbury Matrix Identity' in CoRR in 2021?
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<extra_id_0> in a Miniaturized GNSS Logger for Position Tracking: Part II - Analog Circuit Techniques. (2017) authored by Anthony Grbic. Li-Xuan Chuo et al.: A Power Link Study of Wireless Non-Radiative Power Transfer Systems. (2018) authored by Anthony Grbic. Erin M. Thomas et al.: A Power Link Study of Wireless Non-Radiative Power Transfer Systems. (2018) authored by Anthony Grbic. adiative Power Transfer Systems Using Resonant Shielded Loops. (2012) authored by Anthony Grbic'<unk>. <unk>n<unk>nThis article about an American electrical engineer is a stub.
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Question: What is the number of publications for the affiliation of the writer who published 'Fast and Accurate Optimization of Metasurfaces with Gradient Descent and the Woodbury Matrix Identity' in CoRR in 2021?
Context: <extra_id_0> in a Miniaturized GNSS Logger for Position Tracking: Part II - Analog Circuit Techniques. (2017) authored by Anthony Grbic. Li-Xuan Chuo et al.: A Power Link Study of Wireless Non-Radiative Power Transfer Systems. (2018) authored by Anthony Grbic. Erin M. Thomas et al.: A Power Link Study of Wireless Non-Radiative Power Transfer Systems. (2018) authored by Anthony Grbic. adiative Power Transfer Systems Using Resonant Shielded Loops. (2012) authored by Anthony Grbic'<unk>. <unk>n<unk>nThis article about an American electrical engineer is a stub.
[/INST] Answer:
