Solr provides Query (q parameter) and Filter Query (fq parameter) for searching. The query (q parameter), as the name suggests, is the main query used for searching. Example q = title:james Filter queries are used alongside

Evaluating search engines For any information retrieval system major challenge is to provide the most relevant and meaningful search results to the user. It should not return irrelevant results in the top results, although it

Introduction In Solr Once the data is indexed in changes to the Solr schema or configuration files require complete re-indexing of the data. Also, requirements to add new fields to solr index requires recreating solr

One of the lesser known but cool features of ReplicationHandler is support for index backup. You must have used ReplicationHandler in your project for replicating index from master to slave instances. if you want to

Ontology : An ontology formally defines a common set of terms that are used to describe and represent a domain. An ontology is domain specific, and it is used to describe and represent an area

Introduction In this blog, I am going to explain you the SOLID architecture principle using simple C# code. This would help to build application with layer architecture with readable and easily maintainable code.   What

Introduction In this blog, I am going to explain you the Advantage and usability of “SecureString” object in C# .Net framework. Background Most of the time, we come to scenario where we need to store

If you have multiple clients updating documents, it’s really critical to ensure that newer version of the document is never overwritten by the older version. To address this problem, what you need is concurrency control,

Phonetic search overview Phonetic search is widely used to search phonetically equivalent search terms to the desired search term. – e.g. searching for AVANTAJE while term actually is AVANTAGE. Solr has built in support for

WordNet is an Natural Language Processing (NLP) resource that is a lexical database for the English language.  WordNet is made up of groups or set of words that are synonyms of each other.  Each of

Word Cloud A word cloud is a graphical representation of frequently used words in a collection of text data. The height of each word in the visualization is an indication of frequency word in the

Index time processing of data is crucial for developing a search engine and its criticality depends on how sophisticated your search engine is. If your search engine is very basic, you still need to perform

Semantic similarity measures play an important role in the extraction of semantic relations. Semantic similarity measures are widely used in Natural Language Processing (NLP) and Information Retrieval (IR). Measuring semantic similarity between words has been

What is the Semantic Web? The Internet that we know and use has gone through two major shifts or development phases, i.e. Web 1.0, Web 2.0. Web 1.0 was where internet standards were still being formalized and

Semantic similarity measures play an important role in the extraction of semantic relations. Semantic similarity measures are widely used in Natural Language Processing (NLP) and Information Retrieval (IR). Measuring semantic similarity between words has been

It’s great to share the news that we got success again in retaining our ‘ISO/IEC 27001:2005’ Certificate. Today we have faced the Surveillance Audit, 2 Senior Auditors audited us from BSI. A sincere Thanks to

business agility to adapt themselves to ever-changing business requirements and continually strive to achieve performance and cost benefits by implementing new solutions and therefore attract and retain customers. The underlying IT infrastructure needs to be

“SCRUM is a team of eight individuals in Rugby. Everyone in the pack acts together with everyone else to move the ball down the field in small incremental steps. Teams work as tight, integrated units

On the web, you have less than 27 seconds to display, communicate and capture the attention of your customer before they go elsewhere (Nielson, 2006). Subtract from this the time required to read and understand

Based on our survey with our customers and potential customer’s worldwide, these are some of the pain points identified in an onshore-offshore model of development. They may or may not be applicable to all clients,

It is estimated that as much as 80% of all information in the enterprise is unstructured or semi-structured data living in emails, text, voice and video. Enterprise search is no longer a simple convenience, it