Both musicians have five nominations each, sharing one for Video of the Year for their track Take Care. Rihanna has a second nomination in the category for the We Found Love video. Other nominees for Video of the Year are Katy Perry ( Wide Awake), Gotye ( Somebody That I Used To Know) and M.I.A. for Bad Girls.

Frank Ocean, fun., Carly Rae Jepsen, One Direction and The Wanted are nominated for Best New Artist. Ocean is up against Justin Bieber ( Boyfriend), Drake ( Take Care), Chris Brown ( Turn Up the Music) and Usher ( Climax) for Best Male Video.

Kanye West has two nominations in the Best Hip-Hop Video category: one for Mercy and another as a member of duo The Throne (alongside Jay-Z) for Paris.

Other nominees in the category are Drake feat. Lil Wayne ( HYFR), Childish Gambino ( Heartbeat) and Nicki Minaj feat. 2 Chainz ( Beez in the Trap).

Katy Perry ( Part of Me), Rihanna ( We Found Love), Beyoncé ( Love on Top), Selena Gomez & The Scene ( Love You Like a Love Song) and Nicki Minaj ( Starships) square off in the Best Female Video category.

Nominees in the Best Rock Video category are Coldplay ( Paradise), The Black Keys ( Lonely Boy), Linkin Park ( Burn It Down), Jack White ( Sixteen Saltines) and Imagine Dragons ( It's Time).

The MTV Video Music Awards will be held on 6 September.