Sentence examples for sentiment orientation from inspiring English sources

We wish to learn a vector c∈ℜ|V| such that the classifier orient = sign cTx) accurately estimates the sentiment orientation of document x, returning +1 (-1) for documents expressing positive (negative) sentiment about the topic of interest.

Estimate the sentiment orientation of any new document × of interest as: orient = sign cTx).  .

Estimate the sentiment orientation of any new document × of interest as: orient = sign cTx).

Recognize sentiment carriers and calculate sentiment orientation for name entities.

Sentiment carriers imply sentiment orientation of users for entities.

So we can calculate sentiment orientation based on this consistency.

We approach the task of estimating the sentiment orientations of a collection of documents as a text classification problem.

Let dest∈ℜn be the vector of estimated sentiment orientations for the documents in the corpus, and define the "augmented" classifier caug = [destT cT]T∈ℜn+|V| which estimates the polarity of both documents and words.

This proposed method with related improvements show strengths on two aspects: one is that the informational decay of the reviews is well addressed at both macro and micro levels; and the other is that the compact review list provided to the consumers is obtained from a combined perspective of consistency and time-awareness in light of product features and sentiment orientations.

Denote by dT,est∈ℜnT, dS,est∈ℜnS, and c∈ℜ|Vl| the vectors of estimated sentiment orientations for the target and source documents and the words, and define the augmented classifier as caug = [dS,estT dT,estT cT]T ∈ ℜn+|V|.

In a 2011 appearance on Chris Matthews' "Hardball" program, Smid expressed sentiments about sexual orientation that, by all accounts, were a far cry from his earlier beliefs.