In Polish, the name Janina means-form of jane. Other origins for the name Janina include-Polish, Hebrew, English.The name Janina is most often used as a girl name or female name. Polish Name Meaning-form of jane. Origin-Poland.
Definition - What does Data Preprocessing mean? Data preprocessing is a data mining technique that involves transforming raw data into an understandable format. Real-world data is often incomplete, inconsistent, and/or lacking in certain behaviors or trends, and is likely to contain many errors. Data preprocessing is a proven method of resolving such issues. Data preprocessing prepares raw data for further processing.
The data processing framework is the tool used to work with the data itself. By default, this is the Java-based system known as MapReduce. You hear more about MapReduce than the HDFS side of Hadoop for two reasons: 1  It's the tool that actually gets data processed.