Master text-taming techniques and build effective text-processing applications with R About This Book Develop all the relevant skills for building text-mining apps with R with this easy-to-follow guide Gain in-depth understanding of the text mining process with lucid implementation in the R language Example-rich guide that lets you gain high-quality information from text data Who This Book Is For If you are an R programmer, analyst, or data scientist who wants to gain experience in performing text data mining and analytics with R, then this book is for you. Exposure to working with statistical methods and language processing would be helpful. What You Will Learn Get acquainted with some of the highly efficient R packages such as OpenNLP and RWeka to perform various steps in the text mining process Access and manipulate data from different sources such as JSON and HTTP Process text using regular expressions Get to know the different approaches of tagging texts, such as POS tagging, to get started with text analysis Explore different dimensionality reduction techniques, such as Principal Component Analysis (PCA), and understand its implementation in R Discover the underlying themes or topics that are present in an unstructured collection of documents, using common topic models such as Latent Dirichlet Allocation (LDA) Build a baseline sentence completing application Perform entity extraction and named entity recognition using R In Detail Text Mining (or text data mining or text analytics) is the process of extracting useful and high-quality information from text by devising patterns and trends. R provides an extensive ecosystem to mine text through its many frameworks and packages. Starting with basic information about the statistics concepts used in text mining, this book will teach you how to access, cleanse, and process text using the R language and will equip you with the tools and the associated knowledge about different tagging, chunking, and entailment approaches and their usage in natural language processing. Moving on, this book will teach you different dimensionality reduction techniques and their implementation in R. Next, we will cover pattern recognition in text data utilizing classification mechanisms, perform entity recognition, and develop an ontology learning framework. By the end of the book, you will develop a practical application from the concepts learned, and will understand how text mining can be leveraged to analyze the massively available data on social media. Style and approach This book takes a hands-on, example-driven approach to the text mining process with lucid implementation in R.

The Forbidden Series: billionaires who can look, but shouldn't touch! For Logan Black, Jaiven Rodriguez and Zair al Ruyi, New York City is spread out before them like the Garden of Eden… and no one knows the sweet taste of forbidden fruit better than America's most ruthless billionaires! Jaded and cynical, with a darkness that threatens to consume them whole, they think they've seen it all. But temptation has something new in store for each of them… In Part One of The Billionaire's Innocent, Nora Grant wants to make something of her life, but she doesn't realize it will lead straight to billionaire prince Zair al Ruyi. Beneath his polished royalty, Zair has warrior's blood running through his veins, and he's found his next conquest!

Calamity Janes…fierce friends facing challenges in life and love To Catch a Thief Gina Petrillo thought she was on the run from her troubles…but they followed her home to Winding River, Wyoming. City-slicker lawyer Rafe O'Donnell is in hot pursuit of Gina, and he doesn't intend to let his suspect out of his sight, even though Gina's mouthwatering kisses are irresistible. And while Rafe is out to catch a thief–she just might steal his heart! The Calamity Janes Struggling with single-motherhood and career pressures, Denver attorney Emma Rogers comes home for a reunion with the Calamity Janes in desperate need of their support. Can they–and her young daughter–possibly be right that sexy journalist Ford Hamilton, the biggest thorn in her side, is actually the answer to her prayers?

‘Ten Thousand Pounds to Whoever Can Seduce the Heiress by Michaelmas!’ Even for dissolute rake Richard Arrandale, this latest bet is outrageously scandalous. But Richard doesn’t care – until he meets the heiress’s charming chaperon and the stakes are raised even higher! Widowed Lady Phyllida Tatham is no longer the shy, plain creature she once was, and she’s determined to protect her beautiful stepdaughter. But there’s one suitor – with the worst kind of reputation – who seems more interested in seducing her. Who will come out on top in this winner-takes-all game? The Infamous Arrandales: scandal is their destiny!

Revisit the Adams Dynasty in this heartfelt story of forgiveness and second chances from New York Times bestselling author Sherryl Woods. A year and a half ago, a tragic mistake cost single mother Melissa Horton her one true love–and a father for her baby girl. Now Texas rancher Cody Adams was back, shocked to discover he was a parent and determined to make Melissa his wife. But Melissa surprised herself–and him–with her newfound independence. She didn't want just a marriage of convenience. She wanted it all–true love and forever…

Stand-In Father As temporary guardian to his twin baby nieces, William Barns barely knows a diaper from a burp cloth. The well-meaning but meddling neighbor ladies suggest a wife–namely Emily Jane Rodgers. Although William isn't in the market for a bride, he needs a loving woman to watch over the children, and Emily Jane fits the bill nicely. Emily Jane agrees to care for William's nieces–not become his betrothed. Fully determined to find her own way in life and to open her own bakery, Emily Jane isn't looking for a husband. But no matter how hard she resists, Emily Jane is roped in by the twins' little hugs and William's tender regard. And soon she longs to be a permanent part of this ready-made family…

For the Sake of His Children A marriage of convenience? Rachel Hewitt couldn't possibly accept. Not even for the sake of three adorable little girls who desperately want a new mother. Sheriff Tristan McCullough offers Rachel a home and family, but not the one thing she truly seeks–someone to love her for herself. Tristan McCullough hoped to find a wife on the wagon train, not a nanny. The hardworking widower wants a marriage without emotional risks. But independent Rachel intrigues him. One minute she's winning over his shy little girls, and the next she's tackling danger head-on. She might just be Tristan's unexpected second chance at happiness…if he'll risk his wary heart again. Journey West: Romance and adventure await three siblings on the Oregon Trail

A royal proposal King Alexander Valleder rebelled one secret night, years ago. The result was a child. Now he has to make things right. But first he must persuade the beautiful and stubborn Darrell Collier she has the makings of a queen. Prince Rikardo is looking for a princes, but Mel Watson’s far from the cynical social climber he planned for. Rikardo’s long given up on love: he wants a temporary wife― and proposing to this sweet ordinary girl feels all too real… Prince Regent Max de Gautier isn’t expecting to be confronted by feisty Pippa when he arrives in the Outback to collect the heir to the throne. Now he must convince her to spend one month in his royal kingdom and become his royal bride! A royal wedding invitation you cannot refuse.

Critically acclaimed New York Times bestselling author J. T. Ellison delivers another riveting novel featuring the incomparable Dr. Samantha Owens Waking to sirens in the night is hardly unusual for Samantha Owens. No longer a medical examiner, she doesn't lose sleep over them, but a routine police investigation in her neighborhood has her curious. When her homicide detective friend, Darren Fletcher, invites her to look over the evidence, she jumps at the chance and immediately realizes the crime scene has been staged. What seems to be a clear case of murder/suicide–a crime of passion–is anything but. The discovery of toxic substances in hidden vials indicates that something much more sinister is at play… As Fletch and Sam try to understand what and who they are dealing with, they are summoned to a meeting at the State Department. High-level officials are interested in what they know and seem to be keeping secrets of their own. It's up to Sam and Fletch to uncover what lies behind the deception as the threat of bioterrorism is exposed, and her boyfriend, Xander Whitfield, may be in the line of fire. Unsure who to trust, Sam and Fletch find themselves up against very powerful people at every stage in the investigation. No one is who they appear to be and with every minute that passes, the danger escalates. It's Sam's most complex case yet and the terrifying reality is beyond anything she could have imagined.

I Know You Want Me… One last hookup. At least that's what graphic designer Jenna Cho has in mind when she texts her toxic-in-life but amazing-in-bed ex, Jax. When her gorgeous boss Jack responds to the booty call instead, Jenna learns exactly why a girl should never hit send after one too many vodka sodas. Still, faced with Jack's sexy grin and even sexier Irish accent, Jenna thinks maybe she messaged the right man after all–especially when he admits he's been hoping she'd make the first move…

Back in her husband’s arms! Jessica Brennan couldn’t wait to marry gorgeous Kade and fill their rickety house with children. Not being able to live that dream tore them apart. CEO Kade may not have been able to fix their marriage, but he can finally fix up the house. Except working together only rekindles their love… One night with her husband can't hurt can it…? Unless it has dramatic, life-changing consequences!

SERENADING HIS SON The Circle P has always been home to the Judds. That’s why Garrett Judd came back—to take over as temporary ranch manager and to shelter his infant son in the warmth and love of his sprawling family. Bluegrass singer Lisa Rose isn’t part of his long-term plans. But ever since she hit town, the single father has been fighting his attraction to the willowy blonde. Lisa gave up her life on the road to open a music store, but if business doesn't pick up she may not last. Watching the rugged widowed rancher serenade his baby boy plucks at her heartstrings, making her long for something she’ll never have. But as long as Garrett keeps one cowboy boot in the past, they don’t stand a chance of building a future together. Do they?

SAVING HIS SON Why is a dead woman's phone–evidence in a murder investigation–in Jonas Parker's son's bedroom? Dangerous thugs are after that phone and his terrified teenager, so the single father turns to Capitol K-9 Unit officer Brooke Clark. Years ago, Brooke broke Jonas's heart without explanation. But he has to trust her and her highly-trained golden retriever to keep his son safe. When the boy goes missing, Jonas and Brooke must make peace with their past to find the teen–before increasingly desperate criminals get to him first. Capitol K-9 Unit: These lawmen solve the toughest cases with the help of their brave canine partners.

Dr. Abby Curtis starts her new job in a busy A&E department with trepidation. Her consultant boss is notorious for his critical nature and she's had enough of overbearing men Her fears are borne out as Dr. Jordan Blakesley seems intent on faulting everything she does–but he's just so attractive that she cannot keep her eyes off him! And when dramatic events in Abby's life result in Jordan paying her very personal attention, she has to decide whether his protection is something she wants to depend upon for ever…

Dr. Brady McNeal just hopes and prays he's made the right decision. A new life for him and his tiny baby son is what he needs, and the Mount Pryde Country Practice seems like a small slice of heaven… especially when he finds he's working with GP Jo Rutherford. Jo and Brady have met once before. Now, as they work side by side, the attraction between them is still undeniable. Brady can't get too close–he's vowed to put his son's happiness first. But soon he begins to wish that Jo had a more permanent role in his life… as the mother of his child.

A trip to Paradise… Short-term, Nurse Sarah Mitchell wants to relax on her Fijian holiday. Long-term, she'd love to foster a child. The last things she wants in a fling with a playboy doctor on a Pacific island. Until she discovers she's got Dr. Ben Dawson all wrong… After a cyclone hits the tropics, Sarah sees the true Ben and incredibly talented surgeon with a big heart, a past, and a daughter in need of Sarah's special TLC. But Ben's attempts at love have hurt his daughter before how can he trust his own instincts again? Can this beautiful woman really be the right mother for his child?

Dr. Declan Haversham hasn't seen Lila Bailey since she left him standing at a bus stop in his boxer shorts eight years ago! When once he had laughed at the idea, now he discovers that is scatty, impulsive Lila has become a successful emergency nurse. Declan knows that Lila is still angry with him for letting her down all those years ago, but his instincts tell him that their unexpected reunion means as much to her as it does to him. He just has to persuade Lila to give him one last chance to make their dreams come true…

An injured doctor… and his determined nurse! Dr. Ross Turnball and Nurse Wendy Watson fell in love on an Urban Search and Rescue course. It ending explosively, with a dramatic mission to rescue people from a bombed shopping mall—and an accident that nearly claimed Ross's life. Now Ross struggles to regain her health—and he's terrified he'll lose Wendy's love. Wendy knows that as long as she's with Ross nothing else matters. But can she persuade him of that?

Secrets and seduction in A&E Emergency sister Meg O’Sullivan has come to Bayside Hospital to start afresh as a determined singleton after discovering her ex-boyfriend has married. But tired and dazed after a traumatic first day, she finds herself upside down in her car staring into the eyes of a gorgeous man. Dr. Flynn Kelsey risks his own life to save Meg, and they discover they are colleagues. As they deal with emergencies together their attraction becomes explosive and their raw emotions intense. Meg can barely resist. And then she sees a photo of Flynn’s wedding…

Emergency rescue! The only person that can save Sister Eleanor Lewis, seriously injured and held hostage, is emergency consultant Rory Hunter! Rory’s the father of Eleanor’s baby, only he doesn’t know it, and he has to rescue them both before time runs out…

The unforgettable Dr Carlyle… Dr Phoebe Miller was settling in well to her new practice - until senior partner Dr Connor Carlyle returned from his holiday and sparks began to fly between them! The tension wasn't just professional: it was definitely personal… Conno was Phoebe's first love, but years ago she'd been forced to accept he was bound to another woman. Her sister. Connor was now free, though, and he wasn't letting Phoebe disappear from his life again. He was determined to keep her as his partner at the practice - and for life!