Author Archive | Lewis Perdue

Why ratings and reviews fail (A beginning of understanding)

The promise (and pitfalls) of current recommendation engines (collaborative filtering) THE PROBLEM: Welcome to the Vino Casino WINE IS HARD TO LIKE Wine is hard to like Can I learn to like wine? Wine is too hard to like How Science Saved Me from Pretending to Love Wine PROFILING INCOMPATIBILITY: Profile Matching How sensory taste […]

Retronasal perception of odors is often overlooked as a key metric

. 2012 Nov 5;107(4):484-7. doi: 10.1016/j.physbeh.2012.03.001. Epub 2012 Mar 8. Retronasal Perception of Odors Viola Bojanowski  1 , Thomas Hummel Affiliations PMID: 22425641 DOI: 10.1016/j.physbeh.2012.03.001 Abstract We perceive odors orthonasally during sniffing; in contrast, we perceive odors retronasally during eating when they enter the nose through the pharynx. There are clear differences between orthonasal and retronasal […]

The promise (and pitfalls) of current recommendation engines

NOTE: You can right-click all images to view a larger version. Left-click to go to data source.  Value As arbitrary as they often seem, “35 percent of what consumers purchase on Amazon come from recommendations” —  McKinsey The big disconnect While people value good recommendations, most (7%) rarely click on one from a site because […]

Mouth bacteria: one more reason that individuals’ taste perception differs (especially from sip & spit experts)

Study shows some wine aromatics aren’t released until they meet the bacteria in our mouths “At least 700 bacterial species live in our saliva, on our teeth and on all the interior surfaces of our mouths. “For this study, sponsored by Spain’s Institute of Food Science Research in Madrid and published in the journal Food […]

Beyond Genetics: How Saliva Affects Your Unique Way Of Experiencing Wine

Recommendation Insights has previously described the many ways that genetic variations determine any single individual’s wine taste experience: Inherited Taste Chaos Sabotages Recommendations. Source: Food Chemistry via Palate Press Now comes this very well-written article that expands that concept: Spit and image: How saliva customizes your wine tasting experience: “Not seeing eye to eye on […]