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Record
Title
Classifying Google reCAPTCHA v2 - A study using transfer learning models and evaluating their robustness against adversarial perturbations
Type
Student Paper
Publ. year
2023
Author/s
Björklund, Arvid; Uogele, Marius
Department/s
Department of Statistics; Department of Economics
In LUP since
2023-11-21
Downloads

Total This Year This Month
379 158 22
Downloads per country

United States of America 111 (30%)
Germany 34 (9%)
South Korea 22 (6%)
Sweden 22 (6%)
Philippines 21 (6%)
India 14 (4%)
Lithuania 13 (3%)
Netherlands (Kingdom of the) 10 (3%)
France 10 (3%)
United Kingdom of Great Britain and Northern Ireland 7 (2%)
Unknown 7 (2%)
China 7 (2%)
Brazil 7 (2%)
Russian Federation 6 (2%)
Viet Nam 6 (2%)
Taiwan (China) 6 (2%)
Hong Kong (China) 5 (1%)
Romania 5 (1%)
Indonesia 5 (1%)
Ukraine 4 (1%)
Australia 4 (1%)
Austria 3 (1%)
Turkiye 3 (1%)
Italy 3 (1%)
Canada 3 (1%)
Malaysia 2 (1%)
Japan 2 (1%)
Argentina 2 (1%)
Switzerland 2 (1%)
Pakistan 2 (1%)
Greece 2 (1%)
Thailand 2 (1%)
Denmark 2 (1%)
Egypt 2 (1%)
Mexico 1 (0%)
Algeria 1 (0%)
Lao People's Democratic Republic 1 (0%)
Lebanon 1 (0%)
United Arab Emirates 1 (0%)
Sri Lanka 1 (0%)
Chile 1 (0%)
Trinidad and Tobago 1 (0%)
Israel 1 (0%)
Slovenia 1 (0%)
Ecuador 1 (0%)
South Africa 1 (0%)
Nepal 1 (0%)
Poland 1 (0%)
Azerbaijan 1 (0%)
Bulgaria 1 (0%)
El Salvador 1 (0%)
Uruguay 1 (0%)
About
The download statistics shown here have been collected since the launch of LUP in October 2007 and are updated every night. Statistics are available for all records with open access fulltexts. Efforts have been made to exclude downloads by robots and track irregular download activities.

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Disclaimer
The information on downloads per country is based on the geolocation of IP addresses and may not be completely accurate. The statistics presented here may also change retroactively when the calculation process is improved to provide more accurate results.

Statistics Last Updated
Sun Jul 27 08:29:52 2025