A smartphone is a mobile device that combines traditional cell phone functionality with advanced computing capabilities, allowing users to make calls, send messages, browse the internet, use apps, take photos, and access multimedia content. Equipped with powerful processors, high-resolution touchscreens, sensors, and operating systems like Android or iOS, smartphones function like compact computers. They support features such as GPS navigation, mobile payments, biometric security, and cloud synchronization. Smartphones have become essential tools for communication, productivity, entertainment, and social interaction, transforming the way people work and live in the digital age.
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Definition:Overfitting /ˌəʊ.vəˈfɪt.ɪŋ/ noun — In machine learning, overfitting refers to a modeling error that occurs when a model learns the...

