Remove Comparison Remove Evaluation Remove International
article thumbnail

In Miami, this 3D-printed seawall will help protect the coastline

Fast Company Tech

Developed by our team of architects and marine biologists at Florida International University, the uniquely textured prototype tiles are designed to test a new approach for helping cities such as Miami adapt to rising sea levels while simultaneously restoring ecological balance along their shorelines. Read the original article.

Miami 126
article thumbnail

OpenAIs o3 and o4-mini hallucinate way higher than previous models

Mashable Tech

First reported by TechCrunch , OpenAI's system card detailed the PersonQA evaluation results, designed to test for hallucinations. From the results of this evaluation, o3's hallucination rate is 33 percent, and o4-mini's hallucination rate is 48 percent — almost half of the time. ” Evaluation benchmarks are tricky.

Model 132
professionals

Sign Up for our Newsletter

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

article thumbnail

Evaluating speech synthesis in many languages with SQuId

Google Research AI blog

After developing a new model, one must evaluate whether the speech it generates is accurate and natural: the content must be relevant to the task, the pronunciation correct, the tone appropriate, and there should be no acoustic artifacts such as cracks or signal-correlated noise. This is the largest published effort of this type to date.

article thumbnail

International Organizations and Social Media: News, Engagement, and Social Data for Policy Change

Beth's Blog: How Nonprofits Can Use Social Media

I’m teaching a graduate class at the Monterey Institute of International Studies based on my books, The Networked Nonprofit and Measuring the Networked Nonprofit. They will be placed with organizations working on policies in these areas, many part of large international networks, nonprofits, and government.

article thumbnail

Trusted AI Cornerstones: Performance Evaluation

DataRobot

Depending on your use case , you might have a mix of data in your enterprise that includes open source public data and third-party data, in addition to internal, private data. Accuracy is best evaluated through multiple tools and visualizations, alongside explainability features, and bias and fairness testing. Download Now.

article thumbnail

ReAct: Synergizing Reasoning and Acting in Language Models

Google Research AI blog

However, with chain-of-thought prompting, a model is not grounded in the external world and uses its own internal representations to generate reasoning traces, limiting its ability to reactively explore and reason or update its knowledge. In-context examples are omitted, and only the task trajectory is shown. Reason-only (CoT) 29.4

article thumbnail

How to Effectively Communicate With Donors When Fundraising Online

CauseVox

What It’s Not: A value proposition is not your organization’s mission statement, which tends to be internally focused, rather than donor-focused. We evaluated the power of “why” questions for your donors in a recent webinar. But before we talk about what a value proposition is, let’s be clear about what it’s not. Check it out !