Laossj - 无标题

laossj - 无标题

More Posts from Laossj and Others

8 years ago

Karşınızda 3D Coffee PRINTER 👍☺️

Garson resminizi çekiyor ve 3D Kahve Yazıcıya gönderip kahvenize resminizi basıyor..

#mechatronica #engineering #engineer #amazing #nice #coffee #kahve #successful #robotics #robot #3dprinted #3dprinter #3dyazici #3d #machine #programming #project #repost #program #yazılım #bilişim #bilgisayar #teknoloji #proje #tasarım #tech #technology

7 years ago
Mario Kart 64 With Neural Evolution Of Augmenting Topologies (NEAT)
Mario Kart 64 With Neural Evolution Of Augmenting Topologies (NEAT)
Mario Kart 64 With Neural Evolution Of Augmenting Topologies (NEAT)

Mario Kart 64 with Neural Evolution of Augmenting Topologies (NEAT)

Project from NIck Nelson applies Neural Network learning to playing Mario Kart 64 with successful results:

This is NOT a human playing the game, it is in fact the program I wrote. It is a special kind of machine learning that models biological evolution to evolve “species” to find the optimal solution to the problem. In this case the problem is Mario Kart 64! This run is the result of about two days of training. 

Code for the project can be found here

7 years ago
laossj - 无标题
7 years ago

today i witnessed this tragic moment at the museum of communication #robotfriend

7 years ago
NVIDIA Tesla V100 GPU Accelerators Are Great Gear For Great AI Researchers. That’s Why Our CEO Jensen
NVIDIA Tesla V100 GPU Accelerators Are Great Gear For Great AI Researchers. That’s Why Our CEO Jensen

NVIDIA Tesla V100 GPU accelerators are great gear for great AI researchers. That’s why our CEO Jensen Huang presented these new Volta architecture-based GPUs to 15 participants in our NVIDIA AI Labs program recently at the CVPR 2017 conference. These researchers will be among the first to put our latest technology to work in autonomous driving, virtual reality, and other areas. nvidia.com/inception

7 years ago

Webb 101: 10 Facts about the James Webb Space Telescope

Did you know…?

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1. Our upcoming James Webb Space Telescope will act like a powerful time machine – because it will capture light that’s been traveling across space for as long as 13.5 billion years, when the first stars and galaxies were formed out of the darkness of the early universe.

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2. Webb will be able to see infrared light. This is light that is just outside the visible spectrum, and just outside of what we can see with our human eyes.

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3. Webb’s unprecedented sensitivity to infrared light will help astronomers to compare the faintest, earliest galaxies to today’s grand spirals and ellipticals, helping us to understand how galaxies assemble over billions of years.

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Hubble’s infrared look at the Horsehead Nebula. Credit: NASA/ESA/Hubble Heritage Team

4. Webb will be able to see right through and into massive clouds of dust that are opaque to visible-light observatories like the Hubble Space Telescope. Inside those clouds are where stars and planetary systems are born.

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5. In addition to seeing things inside our own solar system, Webb will tell us more about the atmospheres of planets orbiting other stars, and perhaps even find the building blocks of life elsewhere in the universe.

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Credit: Northrop Grumman

6. Webb will orbit the Sun a million miles away from Earth, at the place called the second Lagrange point. (L2 is four times further away than the moon!)

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7. To preserve Webb’s heat sensitive vision, it has a ‘sunshield’ that’s the size of a tennis court; it gives the telescope the equivalent of SPF protection of 1 million! The sunshield also reduces the temperature between the hot and cold side of the spacecraft by almost 600 degrees Fahrenheit.

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8.  Webb’s 18-segment primary mirror is over 6 times bigger in area than Hubble’s and will be ~100x more powerful. (How big is it? 6.5 meters in diameter.)

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9.  Webb’s 18 primary mirror segments can each be individually adjusted to work as one massive mirror. They’re covered with a golf ball’s worth of gold, which optimizes them for reflecting infrared light (the coating is so thin that a human hair is 1,000 times thicker!).

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10. Webb will be so sensitive, it could detect the heat signature of a bumblebee at the distance of the moon, and can see details the size of a US penny at the distance of about 40 km.

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BONUS!  Over 1,200 scientists, engineers and technicians from 14 countries (and more than 27 U.S. states) have taken part in designing and building Webb. The entire project is a joint mission between NASA and the European and Canadian Space Agencies. The telescope part of the observatory was assembled in the world’s largest cleanroom at our Goddard Space Flight Center in Maryland.

Webb is currently being tested at our Johnson Space Flight Center in Houston, TX.

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Afterwards, the telescope will travel to Northrop Grumman to be mated with the spacecraft and undergo final testing. Once complete, Webb will be packed up and be transported via boat to its launch site in French Guiana, where a European Space Agency Ariane 5 rocket will take it into space.

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Learn more about the James Webb Space Telescope HERE, or follow the mission on Facebook, Twitter and Instagram.

Make sure to follow us on Tumblr for your regular dose of space: http://nasa.tumblr.com.

7 years ago
4 Must Have Skills Every Data Scientist Should Learn
"We wanted to follow up our previous piece about how to grow as a data scientist with some other skills senior data scientists should have…
7 years ago

The Past, Present and Future of Exploration on Mars

Today, we’re celebrating the Red Planet! Since our first close-up picture of Mars in 1965, spacecraft voyages to the Red Planet have revealed a world strangely familiar, yet different enough to challenge our perceptions of what makes a planet work.

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You’d think Mars would be easier to understand. Like Earth, Mars has polar ice caps and clouds in its atmosphere, seasonal weather patterns, volcanoes, canyons and other recognizable features. However, conditions on Mars vary wildly from what we know on our own planet.

Join us as we highlight some of the exploration on Mars from the past, present and future:

PAST

Viking Landers

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Our Viking Project found a place in history when it became the first U.S. mission to land a spacecraft safely on the surface of Mars and return images of the surface. Two identical spacecraft, each consisting of a lander and an orbiter, were built. Each orbiter-lander pair flew together and entered Mars orbit; the landers then separated and descended to the planet’s surface.

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Besides taking photographs and collecting other science data, the two landers conducted three biology experiments designed to look for possible signs of life.

Pathfinder Rover

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In 1997, Pathfinder was the first-ever robotic rover to land on the surface of Mars. It was designed as a technology demonstration of a new way to deliver an instrumented lander to the surface of a planet. Mars Pathfinder used an innovative method of directly entering the Martian atmosphere, assisted by a parachute to slow its descent and a giant system of airbags to cushion the impact.

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Pathfinder not only accomplished its goal but also returned an unprecedented amount of data and outlived its primary design life.

PRESENT

Spirit and Opportunity

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In January 2004, two robotic geologists named Spirit and Opportunity landed on opposite sides of the Red Planet. With far greater mobility than the 1997 Mars Pathfinder rover, these robotic explorers have trekked for miles across the Martian surface, conducting field geology and making atmospheric observations. Carrying identical, sophisticated sets of science instruments, both rovers have found evidence of ancient Martian environments where intermittently wet and habitable conditions existed.

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Both missions exceeded their planned 90-day mission lifetimes by many years. Spirit lasted 20 times longer than its original design until its final communication to Earth on March 22, 2010. Opportunity continues to operate more than a decade after launch.

Mars Reconnaissance Orbiter

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Our Mars Reconnaissance Orbiter left Earth in 2005 on a search for evidence that water persisted on the surface of Mars for a long period of time. While other Mars missions have shown that water flowed across the surface in Mars’ history, it remained a mystery whether water was ever around long enough to provide a habitat for life.

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In addition to using the rover to study Mars, we’re using data and imagery from this mission to survey possible future human landing sites on the Red Planet.

Curiosity

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The Curiosity rover is the largest and most capable rover ever sent to Mars. It launched November 26, 2011 and landed on Mars on Aug. 5, 2012. Curiosity set out to answer the question: Did Mars ever have the right environmental conditions to support small life forms called microbes? 

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Early in its mission, Curiosity’s scientific tools found chemical and mineral evidence of past habitable environments on Mars. It continues to explore the rock record from a time when Mars could have been home to microbial life.

FUTURE

Space Launch System Rocket

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We’re currently building the world’s most powerful rocket, the Space Launch System (SLS). When completed, this rocket will enable astronauts to begin their journey to explore destinations far into the solar system, including Mars.

Orion Spacecraft

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The Orion spacecraft will sit atop the Space Launch System rocket as it launches humans deeper into space than ever before. Orion will serve as the exploration vehicle that will carry the crew to space, provide emergency abort capability, sustain the crew during the space travel and provide safe re-entry from deep space return velocities.

Mars 2020

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The Mars 2020 rover mission takes the next step in exploration of the Red Planet by not only seeking signs of habitable conditions in the ancient past, but also searching for signs of past microbial life itself.

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The Mars 2020 rover introduces a drill that can collect core samples of the most promising rocks and soils and set them aside in a “cache” on the surface of Mars. The mission will also test a method for producing oxygen from the Martian atmosphere, identify other resources (such as subsurface water), improve landing techniques and characterize weather, dust and other potential environmental conditions that could affect future astronauts living and working on the Red Planet.

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For decades, we’ve sent orbiters, landers and rovers, dramatically increasing our knowledge about the Red Planet and paving the way for future human explorers. Mars is the next tangible frontier for human exploration, and it’s an achievable goal. There are challenges to pioneering Mars, but we know they are solvable. 

To discover more about Mars exploration, visit: https://www.nasa.gov/topics/journeytomars/index.html

Make sure to follow us on Tumblr for your regular dose of space: http://nasa.tumblr.com

7 years ago
Creating Face-Based AR Experiences
Creating Face-Based AR Experiences

Creating Face-Based AR Experiences

Apple have just published an example for developers on how to use their front facing camera on the iPhone X for AR apps:

This sample app presents a simple interface allowing you to choose between four augmented reality (AR) visualizations on devices with a TrueDepth front-facing camera (see iOS Device Compatibility Reference).

The camera view alone, without any AR content.

The face mesh provided by ARKit, with automatic estimation of the real-world directional lighting environment.

Virtual 3D content that appears to attach to (and be obscured by parts of) the user’s real face.

A simple robot character whose facial expression is animated to match that of the user.

Link

An intro video can be found here

7 years ago

Inside the Blockchain Factory: How IBM's Distributed Ledger Work Went Global

IBM is building its blockchain work over a growing number of locations and employees, and Marie Wieck ties it all together. from CoinDesk http://ift.tt/2xbXrkC Donate Bitcoins 191LaSo6DsQFFMr9NQjyHBeYKLogfEYkBa

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