Understanding Deep Learning
Review Analysis Results
Analysis Summary
This product shows a moderately concerning review pattern with approximately 25% potentially inauthentic content. The sample contains 7 reviews total, with 6 five-star reviews and 1 one-star review. The verified purchase rate is 100% (all marked 'V'), which is a positive indicator. However, the five-star reviews exhibit some concerning uniformity in their enthusiastic language and lack of specific criticism, while the single negative review appears genuine but limited in its complaint about Python examples.
Several five-star reviews use strikingly similar promotional language patterns. For example, review R3JH37PUT9GK5F states 'extra-ordinary work - excellent treat to Math lovers; Deep Learning Math dealt in depth' with unusual hyphenation and capitalization. Review R27GSJ16SEL15K includes the phrase 'Has exercises to solidify understanding. Includes transformers, GANs, VAEs and what not' which has an informal, list-like quality that appears designed to include keywords rather than reflect genuine reading experience.
The reviews lack temporal distribution information, which prevents analysis of clustering patterns. The emotional tone across positive reviews is uniformly enthusiastic without meaningful variation in intensity or specific personal experiences. The single negative review (R30SL4SIQBFPXO) appears authentic due to its specific complaint about Python examples and its Portuguese language opening ('Infelizmente'), suggesting genuine user experience rather than manufactured criticism.
Key concerns include the formulaic nature of several five-star reviews that read like promotional copy rather than authentic user experiences. Positive indicators include the 100% verified purchase rate and the presence of at least one authentic-seeming negative review. The product appears to be legitimate but may have received some coordinated positive reviewing, possibly from early readers or those with incentives to promote the book.
Key patterns identified in the review analysis include: Overly enthusiastic promotional language, Keyword listing without personal context, Uniform five-star ratings with similar tone.
Review Statistics
About Review Data Collection
We extract as much review data as Amazon makes available at the time of analysis. The amount may vary due to Amazon's rate limiting, regional restrictions, or other factors. Our analysis is based on the reviews we successfully collected.
Want to analyze more reviews? Install the Null Fake Chrome extension to capture and analyze additional reviews as you browse Amazon.
Free, quick to install, and works on Chrome, Edge, Brave, and other Chromium browsers.
Price Analysis
As a mid-range technical book with strong ratings, this appears to be a worthwhile investment for serious learners. Monitor Amazon's price history using tools like Keepa or PriceTrack, and wait for seasonal sales for the best value. Consider checking Flipkart and local bookstores for competitive pricing.
MSRP Assessment
Market Position
Buying Tips
Understanding This Analysis
What does Grade C mean?
This product has moderate review authenticity concerns. A notable portion of reviews show suspicious patterns. Consider reading reviews carefully before purchasing.
Adjusted Rating Explained
The adjusted rating (3.90 stars) represents what we estimate this product's rating would be if fake reviews were removed. This product's adjusted rating is lower than Amazon's displayed rating (4.43 stars), suggesting positive fake reviews may be inflating the score.
How We Detect Fake Reviews
Our AI analyzes multiple factors: language patterns (generic vs. specific), reviewer behavior (history, timing), temporal anomalies (review clusters), verification status, sentiment authenticity, and statistical outliers. No single factor determines a review is fake - we look at the combination of signals.
Important Limitations
No automated system is perfect. Sophisticated fake reviews can evade detection, and some genuine reviews may be incorrectly flagged. Use this analysis as one data point in your purchasing decision, not the only factor. Reading actual review content yourself is always valuable.
