IBM said today that it will invest $100 million on research for analytics and big data projects and expanded its portfolio accordingly. The company also launched Hadoop-based services.

Hadoop is open-source technology that's used to analyze unstructured data. Both Yahoo and Google are heavy Hadoop proponents.

IBM said it is launching InfoSphere BigInsights and Streams software to analyze unstructured data such as text, video, audio, and social media. The software, cooked up by IBM Research, is based on Hadoop and more than 50 Big Blue patents.

Read more of "IBM launches Hadoop-based analytics software, big data services" at ZDNet's Between the Lines.