Smudgy chins, weird hands, dodgy numbers: seven signs you’re watching a deepfake

In a crucial election year for the world, with the UK, US and France among the countries going to the polls, disinformation is swirling around social media.There is much concern about deepfakes, or artificial intelligence-generated images or audio of leading political figures designed to mislead voters, and whether they will affect results.They have not been a huge feature of the UK election so far, but there has been a steady supply of examples from around the world, including in the US where a presidential election looms.Here are the visual elements to look out for.Oddness around the mouth or chinIn deepfake…
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Mental Health Startup Funding Holds Steady As Therapy Demand Grows

Mental Health Startup Funding Holds Steady As Therapy Demand Grows

Therapy is a growth market. That, at least, was the trend following the onset of the COVID-19 pandemic. Total annual U.S. mental health spending, estimated at around $280 billion in 2020, rose sharply in subsequent years across age groups, boosted in part by the rise of telehealth platforms. These days, more than one-fifth of American adults receive mental health treatment in a given year, per a recent federal government estimate. Much of that comes in the form of one-on-one therapy. Founders and investors in the space have taken notice. Funding to mental health-focused startups surged beginning in 2020, with large…
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VarteX: Enhancing Weather Forecast through Distributed Variable Representation

VarteX: Enhancing Weather Forecast through Distributed Variable Representation

arXiv:2406.19615v1 Announce Type: new Abstract: Weather forecasting is essential for various human activities. Recent data-driven models have outperformed numerical weather prediction by utilizing deep learning in forecasting performance. However, challenges remain in efficiently handling multiple meteorological variables. This study proposes a new variable aggregation scheme and an efficient learning framework for that challenge. Experiments show that VarteX outperforms the conventional model in forecast performance, requiring significantly fewer parameters and resources. The effectiveness of learning through multiple aggregations and regional split training is demonstrated, enabling more efficient and accurate deep learning-based weather forecasting. Source link lol
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Weighted Circle Fusion: Ensembling Circle Representation from Different Object Detection Results

Weighted Circle Fusion: Ensembling Circle Representation from Different Object Detection Results

arXiv:2406.19540v1 Announce Type: new Abstract: Recently, the use of circle representation has emerged as a method to improve the identification of spherical objects (such as glomeruli, cells, and nuclei) in medical imaging studies. In traditional bounding box-based object detection, combining results from multiple models improves accuracy, especially when real-time processing isn't crucial. Unfortunately, this widely adopted strategy is not readily available for combining circle representations. In this paper, we propose Weighted Circle Fusion (WCF), a simple approach for merging predictions from various circle detection models. Our method leverages confidence scores associated with each proposed bounding circle to generate averaged circles.…
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How I Befriended Segment Trees

How I Befriended Segment Trees

Last time, I talked about one advanced data structure that is useful for handling frequent range queries – Fenwick Tree. However, it's not very versatile as it is mostly used for sum queries, and I personally never used it for any other kind of problem. However, there is another player on the field, which has many more hats. Ladies and gentlemen, meet the Segment Tree, one of the most useful, yet often overlooked data structure. Why I decided to learn it So, what was my motivation behind learning Segment Trees? The answer is quite simple, actually. I got tired of…
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Restaurant chains are competing to offer cheaper meals. From Taco Bell to Starbucks, here are the best deals.

Restaurant chains are competing to offer cheaper meals. From Taco Bell to Starbucks, here are the best deals.

The fast food wars are heating up.Last week, Taco Bell became the latest chain to announce that it's launching a new $7 value meal deal.In a bid to get diners back, fast-food and restaurant chains are launching more value deals. So, how do the other offers stack up?Taco BellTaco Bell's new $7 Luxe Craving Box includes a Chalupa Supreme, Beefy 5-Layer Burrito, Double Stacked Taco, alongside chips and nacho cheese sauce, and a medium drink.The limited-time deal gives customers a 55% discount off typical menu prices, the company said. Earlier this year, Taco Bell overhauled its Cravings Value Menu by…
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Development and Evaluation of a Retrieval-Augmented Generation Tool for Creating SAPPhIRE Models of Artificial Systems

Development and Evaluation of a Retrieval-Augmented Generation Tool for Creating SAPPhIRE Models of Artificial Systems

arXiv:2406.19493v1 Announce Type: new Abstract: Representing systems using the SAPPhIRE causality model is found useful in supporting design-by-analogy. However, creating a SAPPhIRE model of artificial or biological systems is an effort-intensive process that requires human experts to source technical knowledge from multiple technical documents regarding how the system works. This research investigates how to leverage Large Language Models (LLMs) in creating structured descriptions of systems using the SAPPhIRE model of causality. This paper, the second part of the two-part research, presents a new Retrieval-Augmented Generation (RAG) tool for generating information related to SAPPhIRE constructs of artificial systems and reports the…
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