Palo Alto-basedAttensity Group said Wednesday that it is in a definitive agreement to acquire Redwood City-based Biz360, a provider of social media monitoring and market intelligence services. Financial terms of the buy were not disclosed. Biz360's customers include Allstate, Astra Zeneca, Dell, HP, and others. Biz360 was venture backed by Foundation Capital, Granite Ventures, and Scale Venture Partners, all of who become shareholders in Attensity as part of the deal. Attensity is backed by aeris CAPITAL.