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Artificial Intelligence

Poker Playing AI Beats Pros For the First Time

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Sciencedaily.com

There have been rapid advancements in the field of Artificial Intelligence in the last few years, though this most recent development is astounding. Poker is largely a game of being able to read your opponents and get a sense for whether or not they’re bluffing. There’s definitely some statistics and math to the game, but Poker is a unique challenge for researchers as it forces the program to act using imperfect information.

“We need new AI techniques that can handle cases where decision-makers have different perspectives,”  says Michael Bowling, professor in the University of Alberta’s Faculty of Science and principal investigator on the study. “Think of any real world problem. We all have a slightly different perspective of what’s going on, much like each player only knowing their own cards in a game of poker.”

The program is called Deepstack and it extends the ability to think about each situation during play using a technique called continual resolving. This allows Deepstack to make decisions based on the current situation rather than taking into account the entire game, a valuable skill when applied to the cards.

“We train our system to learn the value of situations,” says Bowling. “Each situation itself is a mini poker game. Instead of solving one big poker game, it solves millions of these little poker games, each one helping the system to refine its intuition of how the game of poker works. And this intuition is the fuel behind how DeepStack plays the full game.”

33 top Poker players were recruited and asked to play 3000 hands over the course of four weeks. 11 players finished the matches, and Deepstack beat every single one of them, making this the first time that a program has managed to beat professional in the field.

The ability for an Artificial Intelligence program to think on the fly and make judgments and adjustments is a breakthrough in the field, and may have ramifications in fields far beyond card games. Possible applications include making medical treatment recommendations, strategic defense planning, and even negotiation.

 

Samantha is very interested in all the latest technological advancements and she loves to show it through her articles. You'll likely find her writing about one gadget or another, but she certainly doesn't shy away from science stuff either.

Artificial Intelligence

Elon Musk intends to impose a fee on new X members in order to grant them the ability to make posts

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Elon Musk intends to impose a small fee on new X members to grant them the ability to make posts on the social network and to address the issue of automated accounts.

Musk responded to an X account that had mentioned modifications on X’s website by stating that imposing a little cost on new accounts was the sole method to prevent the overwhelming influx of automated programs, known as bots.

“The current state of artificial intelligence, including troll farms, can easily pass the ‘are you a bot’ test,” Musk stated, alluding to techniques such as CAPTCHA.

In response to another user, Musk then stated that newly created accounts would have the ability to post without incurring a fee after a period of three months.

Currently, there is a lack of information regarding the timeline for implementing this policy and the potential charges that may be imposed on new members, which is consistent with the pattern of limited disclosure often seen in announcements pertaining to the social network.

In October of last year, X implemented a policy of charging new members who have not been verified a fee of $1 per year in both New Zealand and the Philippines. Users that register for the site from these regions will have the ability to view the posts, but they will not be able to engage with them. In order to publish, endorse, share, respond to, save, and cite posts, a monetary charge was required. Musk may implement a charge that is comparable to fees in other areas.

In a recent announcement, X stated that the platform would be initiating a significant elimination of spam accounts. Users were cautioned that their follower count could be impacted. Nevertheless, by implementing a strategy to impose fees on new members, the social media corporation appears to be striving to address the issue of bots more effectively.

Although Musk has expressed concerns about AI bots, X recently updated its policy to state that public posts may be utilized for training machine learning algorithms or artificial intelligence models. In July 2023, Musk mentioned that his AI company, xAI, would utilize public posts for training models.

In recent weeks, xAI has introduced its Grok chatbot to premium users of X, who are charged a monthly fee of $8. The chatbot was previously accessible to users who subscribed to the Premium+ tier for $16 per month. Last week, Fortune reported that X intends to offer Grok to users for composing posts.

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Artificial Intelligence

According to insiders, Tesla has laid off high-performing employees and made significant cuts in certain departments

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According to a reliable source, Tesla management informed employees on Monday that the recent layoffs, which resulted in a significant reduction of staff in certain divisions, including high-performing individuals, were primarily a result of the company’s weak financial performance.

The team was informed of the layoffs only one week prior to Tesla’s anticipated release of its first-quarter earnings. Tesla’s decision to take this step is a response to the ongoing electric vehicle (EV) price competition, which has caused a decline in the company’s profit margin for multiple consecutive quarters. In 2023, the corporation achieved a remarkable milestone by delivering a total of 1.81 million automobiles, setting a new record. However, Tesla’s profit margins were negatively impacted as they constantly reduced prices in order to increase sales and gain a competitive advantage.

Tesla has notified its employees that around 14,000 workers, which accounts for over 10% of the global organization’s workforce, will be laid off. These job cuts will affect Tesla’s businesses in the United States, Europe, and China. The layoffs, which impacted staff in all departments and at various levels of seniority, were implemented to decrease expenses and enhance efficiency in anticipation of the company’s forthcoming expansion, as stated in an internal email from CEO Elon Musk that has been accessed.

High achievers also reduce
According to two anonymous sources who spoke, a significant number of the people that were let go were highly skilled and accomplished. A source expressed astonishment at the magnitude of skilled personnel laid off and observed that a significant percentage of those impacted were engaged in projects that had been deprioritized by Tesla. The source refrained from specifying the particular projects.

According to sources, certain divisions experienced layoffs that exceeded the 10% reduction mentioned in the companywide email. Management informed me that a reduction of 20% was made to their workforce.

“I experienced a 20% reduction in my team, including some highly skilled players,” they stated.

The shakeup is occurring concurrently with Musk’s ongoing efforts to steer the company towards the development of fully autonomous vehicles. Tesla has lately abandoned its ambitions to manufacture a more affordable electric vehicle (EV) with a starting price of approximately $25,000. Instead, they have decided to utilize the ongoing development of a foundational platform to support a purported robotaxi, which Elon Musk claims will be unveiled on August 8th.

According to his biographer, Walter Isaacson, Musk made an effort in the past to give priority to the project focused on developing vehicles specifically for robotaxi services. In 2022, he informed the employees of his desire for a “clean robotaxi” devoid of any steering wheel or pedals. Tesla’s lead designer, Franz von Holzhausen, and engineering VP, Lars Moravy, clandestinely spearheaded the development of the affordable electric vehicle (EV) project and eventually persuaded Elon Musk to pursue both options. However, recent reports indicate that Musk has now reversed his decision.

High-level executives depart
Two prominent executives, Drew Baglino, Tesla’s Senior Vice President of Powertrain and Energy, and Rohan Patel, Vice President of Public Policy and Business Development, have both departed from the business.

Patel informed me that he made the decision to resign from Tesla on Sunday evening due to significant general changes occurring within the firm. Patel, who had been routinely interacting with Tesla customers and enthusiasts on X in recent months, chose not to provide detailed information. In his message, he acknowledged that it would be more prudent for him to refrain from making conjectures. “Tesla will experience a significant increase in strength and resilience, and change will be beneficial,” he further stated.

Baglino informed me that he decided to depart from Tesla after a period of 18 years. “I am satisfied with the positive influence I have had; my leadership team is competent, and the energy businesses under my responsibility are performing well,” he expressed in a message.

“Baglino’s responsibility included overseeing powerdrives and new battery projects. According to Sandeep Rao, the head of research at Leverage Shares, a financial services company based in London, there is a perception that there is currently a lack of sustainable innovation. This perception may be one of the reasons why Baglino is leaving,” speculated Rao in an interview.

Baglino’s resignation occurred shortly after the departure of Tesla’s former CFO, Zachary Kirkhorn. In January, Musk expressed his desire on X, then known as Twitter, to obtain approximately 25% voting control of Tesla. His intention is to devote more attention to the firm itself than to his other ventures and contribute to Tesla’s leadership in the fields of AI and robots.

 

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Artificial Intelligence

The Holodeck from Star Trek has been replicated as a virtual training environment for advanced robots of the future

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Many Star Trek enthusiasts have pondered the possibilities of encountering a new species, swiftly teleporting out of an uncomfortable social situation, or zooming through space at warp speed (just be cautious not to exceed warp 10!). Many of the impressive technological advancements portrayed in the franchise are still confined to the realm of fiction. However, certain innovations inspired by Star Trek have indeed materialized in the real world. Thanks to a group of brilliant minds at the University of Pennsylvania, we can now proudly include a holodeck on that remarkable list.

Let me clarify something as we share your disappointment. We’re not referring to a futuristic world where humans can engage with characters in a holographic environment. That kind of technology is still a long way off. A team at Penn Engineering and their collaborators created the Holodeck system, which has the remarkable ability to create a wide variety of 3D environments. All you need to do is inquire.

“Language can be utilized to exert control,” stated Yue Yang, one of the co-creators. You have the ability to effortlessly describe any environments you desire and train the AI agents that inhabit them.

The holodeck system portrayed in Star Trek series such as The Next Generation and Voyager is a highly adaptable virtual environment capable of transforming simple verbal commands into fully simulated worlds. These types of environments, although smaller in scale, have significant applications in training robots.

Developing a virtual world can be quite time-consuming. “Creating these environments requires manual effort, with artists dedicating a significant amount of time to building just one,” Yang explained. To effectively train a robot to navigate real life, it is crucial to expose it to a diverse range of environments for testing purposes. Generative AI, which has gained significant popularity in recent months, appeared to be the obvious solution.

“AI systems such as ChatGPT undergo extensive training on an enormous amount of textual data, while image generators like Midjourney and DALLE are trained using a vast collection of images,” explained Chris Callison-Burch, an Associate Professor specializing in Computer and Information Science at the University of Pennsylvania.

The Holodeck utilizes a sophisticated language model known as a large language model (LLM). This powerful system, similar to the ones used in chatbots like ChatGPT, engages in a conversation with the user to determine the specific parameters of the desired environment. The system utilizes a vast digital library known as the Objaverse, which contains countless preexisting objects. It can effortlessly choose appropriate furnishings from this collection. Additionally, a layout design module ensures that the spatial arrangement of these objects is logical and coherent within the room.

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Practically speaking, if you inquire about the apartment of a cat owner, Holodeck will make sure that the final room is equipped with all the necessary furniture, including a cat tree.

The team conducted a comparison between Holodeck and a previous tool called ProcTHOR. They created 120 scenes and administered a blinded test to students, asking them to indicate their preferences. Holodeck clearly outperformed its competitor in every aspect. The system demonstrated its versatility by successfully generating a wide range of unique spaces, including science labs and wine cellars.

According to co-creator Assistant Professor Mark Yatskar, the ultimate test of Holodeck is its ability to assist robots in safely navigating unfamiliar environments.

Virtual training typically focuses on residential environments, but there are countless unfamiliar worlds that a robot may encounter and must learn to navigate. Utilizing Holodeck instead of the previous tool had a significant positive impact. For instance, a robot that underwent pre-training on 100 virtual music rooms created by Holodeck demonstrated a 30 percent success rate in locating a piano, compared to just 6 percent after training with ProcTHOR.

This holodeck has the potential to make a significant impact in the field of robotics, although it may not be suitable for running a Dixon Hill holonovel.

The study is scheduled to be presented at the 2024 IEEE/CVF Computer Vision and Pattern Recognition Conference. An unpublished paper that has not undergone peer review can be accessed through arXiv.

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