Extracting Topics from Product Reviews Bethany Herwaldt, Patrick Moran, Jeffrey Salter North...

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Extracting Topics from Product Reviews Bethany Herwaldt, Patrick Moran, Jeffrey Salter North Carolina State University Mentored by Dr. Carl Meyer

Transcript of Extracting Topics from Product Reviews Bethany Herwaldt, Patrick Moran, Jeffrey Salter North...

Page 1: Extracting Topics from Product Reviews Bethany Herwaldt, Patrick Moran, Jeffrey Salter North Carolina State University Mentored by Dr. Carl Meyer.

Extracting Topics from Product Reviews

Bethany Herwaldt, Patrick Moran, Jeffrey SalterNorth Carolina State University

Mentored by Dr. Carl Meyer

Page 2: Extracting Topics from Product Reviews Bethany Herwaldt, Patrick Moran, Jeffrey Salter North Carolina State University Mentored by Dr. Carl Meyer.

Aldteran Method

Page 3: Extracting Topics from Product Reviews Bethany Herwaldt, Patrick Moran, Jeffrey Salter North Carolina State University Mentored by Dr. Carl Meyer.

Step 1: Find Keywords

Part B:

Part A:

Page 4: Extracting Topics from Product Reviews Bethany Herwaldt, Patrick Moran, Jeffrey Salter North Carolina State University Mentored by Dr. Carl Meyer.

Step 2: Graph Keywords

WordNet:

Page 5: Extracting Topics from Product Reviews Bethany Herwaldt, Patrick Moran, Jeffrey Salter North Carolina State University Mentored by Dr. Carl Meyer.

Step 3: Cluster Graph

Page 6: Extracting Topics from Product Reviews Bethany Herwaldt, Patrick Moran, Jeffrey Salter North Carolina State University Mentored by Dr. Carl Meyer.

Results

image, images, color, quality, claritylens, optics, decent, sturdyuse, itsdelicate, shipping, raw, mode, ratiosize, post, noise, flash, screencanon, nikon, sony, packaging, mpfeature, format, shoot, lightweightpictures, candid, landscapesdigital, compact, complicate, swearsoptions, menu, item, manual, settings, sensor,

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zoom lensstabilized, blurryseries, product, digital, canon, mppurchase, outstandingqualityreviews, como, muy, bueno, buenacappictures, image, opticalreview, shipping, modegreat, usercamera, camerasphoto, awesome, shotsprice, noisevery, lo, owned, photographs, purchasedphotos, display, videos, controlsvideo, recommend, batteryx, es, por, sulove, flashmuch, nice, s, excellent

Leica D-Lux 3 Canon PowerShot ProSeries S5