Author Archive | Lewis Perdue

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 […]

Goodbye Tribes. Hello Clans (Vectors rule over scalar systems)

The Tribes recommendation algorithm as outlined in my filed patent has been superseded by Clans. Clans represents a far more potent method with the enhanced ability to more easily extend to a wider variety of products and to make better predictions of purchase behavior based on multiple products. However, Tribes was limited by its reliability […]

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. 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 a wine’s flavor isn’t just about […]

Turning White Wine Into Red: Recommendation Failures & The Alchemy Of Context

“[N]o event or object is ever experienced in perfect, objective isolation. It is instead subject to our past experiences, our current mood, our expectations, and any number of incidental details—an annoying neighbor, a waiter who keeps banging your chair, a beautiful painting in your line of sight. With something like wine, all sorts of societal […]

Music Recommendation Engines: Epic Fail

Over the past four years I have used Pandora, Spotify,Rdio, and Slacker Radio. None of these services have done an accurate job of recommending music for me. I have had premium subscriptions at Pandora and Spotify but dropped those because of recommendation failures I have stuck with a premium subscription to Slacker,  not because it […]

Wine And Music Are A Lot Alike & So Are The Ways Their Recommendation Systems Fail

Wine and music: please our senses, touch our emotions, beg to be shared, are deeply engrained in how we define ourselves and, can determine how other people judge us. Because of those factors, every recommendation system in use today — including those deployed by Pandora, Spotify, Slacker and other online music sites — fail because of: […]