downside
The Best Subscription-Free Home Security Cameras I've Tried
You don't have to upload your video to the cloud or pay a monthly fee to secure your home. In the age of state surveillance, with big tech trampling our data privacy rights and gouging us for every penny, there are plenty of reasons to keep your security camera footage local. Whether you want to save money or ensure your video doesn't end up in the hands of persons (or AI) unknown, subscription-free security cameras are the way to go. The good news is that locally recording security cameras are better than ever. I've been testing security cameras for a decade, and the gap between the best cloud-connected and local cameras is closing. You don't necessarily have to give up the best features to shirk that subscription anymore.
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Can we battle the downsides of a rule-based world, asks a new book
Imposing order on the world is seductive, but it flattens out the diversity and rich messiness of human life. Oddly, playing by the rules may help us fight back, argues C. Thi Nguyen in The Score THIS time last year, I wrote an article for New Scientist about the perfect way to cook the classic pasta dish cacio e pepe, according to physicists. The meal's smooth, glossy emulsion of black pepper, pecorino cheese and water is hard to make lump-free. Ivan Di Terlizzi at the Max Planck Institute for the Physics of Complex Systems in Germany and his colleagues cooked cacio e pepe hundreds of times until they produced an exacting and foolproof method. The story proved popular with readers.
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10 Appendix 10.1 Pseudo-code for DQN Pro Below, we present the pseudo-code for DQN Pro. Notice that the difference between DQN and DQN
Below, we present the pseudo-code for DQN Pro. Pro is minimal (highlighted in gray). Sticky actions True Optimizer Adam Kingma & Ba (2015) Network architecture Nature DQN network Mnih et al. (2015) Random seeds { 0, 1, 2, 3, 4 } Rainbow hyper-parameters (shared) Batch size 64 Other Config file rainbow_aaai.gin Theorem 2. Consider the PMPI algorithm specified by: We make two assumptions: 1. we assume error in policy evaluation step, as already stated in equation (4). All results are averaged over 5 independent seeds.
Why induction stoves are better than gas
Breakthroughs, discoveries, and DIY tips sent every weekday. A few years ago I upgraded from gas to induction. This sentence might confuse you. Gas stoves have a reputation as being the best, mostly because of marketing, so you might think I'm only saying I "upgraded" to induction because of environmental conviction. And I'll admit using less energy motivated the switch (I like saving money) but efficiency alone is not why I'm saying that induction is better.
The surprising benefits of video games
Breakthroughs, discoveries, and DIY tips sent every weekday. There are plenty of negative stereotypes about games and gamers. And it's true that focusing on gaming to the detriment of all else will have negative effects--there's a reason that the World Health Organization recognizes video game addiction as a mental health condition. In the 50 years since Atari unleashed Pong on the world, there's been plenty of research on the effects of video games on our brains, and it's not all bad. Here are a few of the potential benefits of gaming, according to research. A research review published in American Psychologist in 2013 by Isabela Granic, Adam Lobel, and Rutger C. M. E. Engels at Radboud University in Nijmegen, the Netherlands, looked at decades of research and highlighted the various benefits found in gaming.
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The Other Side of the Coin: Unveiling the Downsides of Model Aggregation in Federated Learning from a Layer-peeled Perspective
Zhu, Guogang, Liu, Xuefeng, Niu, Jianwei, Tang, Shaojie, Wu, Xinghao
In federated learning (FL), model aggregation is a critical step by which multiple clients share their knowledge with one another. However, it is also widely recognized that the aggregated model, when sent back to each client, performs poorly on local data until after several rounds of local training. This temporary performance drop can potentially slow down the convergence of the FL model. Most research in FL regards this performance drop as an inherent cost of knowledge sharing among clients and does not give it special attention. While some studies directly focus on designing techniques to alleviate the issue, an in-depth investigation of the reasons behind this performance drop has yet to be conducted.To address this gap, we conduct a layer-peeled analysis of model aggregation across various datasets and model architectures. Our findings reveal that the performance drop can be attributed to two major consequences of the aggregation process: (1) it disrupts feature variability suppression in deep neural networks (DNNs), and (2) it weakens the coupling between features and subsequent parameters.Based on these findings, we propose several simple yet effective strategies to mitigate the negative impacts of model aggregation while still enjoying the benefit it brings. To the best of our knowledge, our work is the first to conduct a layer-peeled analysis of model aggregation, potentially paving the way for the development of more effective FL algorithms.
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Canon R1 hands-on: Incredible speed but 24MP resolution may disappoint
Canon has unveiled its most important camera in years -- the EOS R1 mirrorless. Launched alongside the 45-megapixel R5 II, it's the company's new flagship designed to replace the 1DX Mark III DSLR and help Canon maintain its leadership in the pro sports photography field. The R1 is all about speed, with the stacked sensor allowing 40 fps RAW bursts with continuous autofocus. Other features are designed to help nail crucial shots, including pre-capture, eye-tracking AF and sports-specific settings. At the same time, it should be great for video, thanks to its support for 6K RAW capture.
AI chatbots are intruding into online communities where people are trying to connect with other humans
A parent asked a question in a private Facebook group in April 2024: Does anyone with a child who is both gifted and disabled have any experience with New York City public schools? The parent received a seemingly helpful answer that laid out some characteristics of a specific school, beginning with the context that "I have a child who is also 2e," meaning twice exceptional. On a Facebook group for swapping unwanted items near Boston, a user looking for specific items received an offer of a "gently used" Canon camera and an "almost-new portable air conditioning unit that I never ended up using." Both of these responses were lies. That child does not exist and neither do the camera or air conditioner.
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