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Blog poświęcony nowinkom technologicznym, rozowjowi nauki a także odkryciom kosmicznym. Żyjemy w ciekawych czasach, również w pozytywnym aspekcie tego wyrażenia i warto o nich mówić!

Kosmos, sztuczna inteligencja i nowe technologie - IWD Partner

Sztuczna Inteligencja

Nowe ramy śledzenia trendów AI w wielu źródłach danych
Sztuczna Inteligencja

Nowe ramy śledzenia trendów AI w wielu źródłach danych

slawek•

Automatyczne śledzenie trendów w dziedzinie sztucznej inteligencji to zadanie, które samo w sobie wymaga coraz bardziej zaawansowanych narzędzi AI — i właśnie dlatego propozycja hierarchicznego systemu klasyfikacji pojęć z tej dziedziny zasługuje na uwagę. Chodzi o podejście, które porządkuje chaotycznie rozrastający się krajobraz terminologii AI w spójną, wielopoziomową taksonomię, zdolną śledzić zmiany trendów jednocześnie w wielu strumieniach informacji. Dla redakcji IWD Partner to sygnał, że pole AI dojrzewa — nie tylko technologicznie, ale też metodologicznie. Czym jest hierarchiczna taksonomia w kontekście AI? Hierarchiczna taksonomia to wielopoziomowy system klasyfikacji pojęć, w którym każde szersze zagadnienie dzieli się na coraz bardziej szczegółowe podkategorie, powiązane ze sobą logicznymi relacjami nadrzędności i podrzędności. W zastosowaniu do sztucznej inteligencji taki system pozwala precyzyjnie mapować, które poddziedziny — jak uczenie maszynowe, przetwarzanie języka naturalnego czy modele generatywne — zyskują na popularności, a które tracą na znaczeniu w debacie naukowej i medialnej. Klasyczne metody monitorowania trendów opierają się zwykle na zliczaniu słów kluczowych lub analizie cytowań. Podejście hierarchiczne idzie dalej: uwzględnia kontekst semantyczny danego terminu i jego miejsce w strukturze całej dyscypliny, dzięki czemu nie myli np. ogólnego pojęcia „sieci neuronowe" z bardzo specyficznym zastosowaniem w neuroprotetyce. Jak system śledzi trendy w wielu źródłach jednocześnie? Siłą opisywanego…

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Kosmos wideo

Wideo tygodnia z teleskopu Hubble
The NASA/ESA Hubble and the NASA/ESA/CSA James Webb Space Telescopes recently stared at an eerie star-forming scene within the Carina Nebula, a massive gas and dust cloud located approximately 7,500 light-years away from Earth. The two telescopes offer complementary views of the shadowy form, nicknamed the Cat’s Head Nebula, which reflects the “magical” process of star formation. Hubble’s visible-light view shows the cat as a dark, elongated dust pillar and hints of young forming stars, while Webb’s infrared-light imagery unveils many stars and other hidden details. More information and download options: http://esahubble.org/videos/heic2614a/ Credit: NASA, ESA, CSA, STScI, J. Depasquale (STScI), N. Bartmann (ESA/Hubble) Music: Stellardrone - Twilight
Pan video: Cat's Head Nebula
The NASA/ESA Hubble and the NASA/ESA/CSA James Webb Space Telescopes recently stared at an eerie star-forming scene within the Carina Nebula, a massive gas and dust cloud located approximately 7,500 light-years away from Earth. The two telescopes offer complementary views of the shadowy form, nicknamed the Cat’s Head Nebula, which reflects the “magical” process of star formation. Hubble’s visible-light view shows the cat as a dark, elongated dust pillar and hints of young forming stars, while Webb’s infrared-light imagery unveils many stars and other hidden details. More information and download options: http://esahubble.org/videos/heic2614b/ Credit: NASA, ESA, CSA, STScI, J. Depasquale (STScI), ESO, Digitized Sky Survey 2, N. Bartmann (ESA/Hubble), J. Emerson, M. Irwin, J. Lewis, E. Slawik, N. Risinger, D. De Martin Music: Tonelabs – The Red North (www.tonelabs.com)
Zoom video: Cat's Head Nebula
The NASA/ESA Hubble and the NASA/ESA/CSA James Webb Space Telescopes recently stared at an eerie star-forming scene within the Carina Nebula, a massive gas and dust cloud located approximately 7,500 light-years away from Earth. The two telescopes offer complementary views of the shadowy form, nicknamed the Cat’s Head Nebula, which reflects the “magical” process of star formation. Hubble’s visible-light view shows the cat as a dark, elongated dust pillar and hints of young forming stars, while Webb’s infrared-light imagery unveils many stars and other hidden details. More information and download options: http://esahubble.org/videos/heic2614c/ Credit: NASA, ESA, CSA, STScI, J. Depasquale (STScI), N. Bartmann (ESA/Hubble) Music: Stellardrone - Billions and Billions
Transition video: Cat's Head Nebula
The latest episode of Space Sparks highlights N159, a H II region where astronomers are studying stars at different stages of evolution in a turbulent environment. Learn more about this image here. More information and download options: http://esawebb.org/videos/potm2610a/ Credit: Directed by: Bethany Downer and Nico Bartmann Editing: Nico Bartmann Web and technical support: Enciso Systems Written by: Owen Higgins Music: Stellardrone - Ascent Footage and photos: ESA/Webb, NASA & CSA, E. Sabbi, M. Zamani (ESA/Webb), N. Bartmann (ESA/Webb), NOIRLab, NSF, AURA, ESO, CTIO, SMASH, D. Nidever, E. Slawik, N. Risinger, N. T. Rector, D. de Martin
Space Sparks episode 32: Stars brewing in a nebulous cauldron
In this Picture of the Month from the NASA/ESA James Webb Space Telescope, we visit a turbulent cauldron of star formation to see what is brewing inside dense clumps of gas. This is a star-forming region named LHA 120-N 159, or simply N159, located 161 000 light-years away in the Large Magellanic Cloud (LMC), one of the satellite galaxies orbiting the Milky Way galaxy. This image spans about 230 light years across. Learn more about this image here. More information and download options: http://esawebb.org/videos/potm2610c/ Credit: ESA/Webb, NASA, CSA, NOIRLab, NSF, AURA, ESO, CTIO, SMASH, N. Bartmann, E. Sabbi, D. Nidever, E. Slawik, N. Risinger, N. T. Rector, D. de Martin, M. Zamani Music: Tonelabs – The Red North (www.tonelabs.com)
Zoom video: N159
In this Picture of the Month from the NASA/ESA James Webb Space Telescope, we visit a turbulent cauldron of star formation to see what is brewing inside dense clumps of gas. This is a star-forming region named LHA 120-N 159, or simply N159, located 161 000 light-years away in the Large Magellanic Cloud (LMC), one of the satellite galaxies orbiting the Milky Way galaxy. This image spans about 230 light years across. Learn more about this image here. More information and download options: http://esawebb.org/videos/potm2610b/ Credit: ESA/Webb, NASA & CSA, E. Sabbi, M. Zamani (ESA/Webb), N. Bartmann (ESA/Webb) Music: Stellardrone - Twilight
Pan video: N159
This image shows the field of where the NASA/ESA/CSA James Webb Space Telescope’s NIRCam (Near-Infrared Camera) was able to detect the host galaxy of the fast radio burst called FRB 20240304B. More information and download options: http://esawebb.org/videos/weic2621a/ Credit: NASA, ESA, CSA, STScI, T. Nanayakkara (USYD), J. DePasquale (STScI), N. Bartmann (ESA/Webb) Music: Stellardrone - Twilight
Pan video: FRB 20240304B (NIRCam image)
A technicolor dreamscape is revealed in this new image from the NASA/ESA/CSA James Webb Space Telescope. It portrays a stellar nursery known as NGC 7129, a nebula that holds numerous protostars and stars within its fields of gas and dust. Webb captured infrared light, which pierces through the dense matter that scatters or absorbs other types of light. This region, rife with stellar objects in different stages of their lives, offers an opportunity to explore how stars shape their surrounding environment. More information and download options: http://esawebb.org/videos/weic2620a/ Credit: NASA, ESA, CSA, STScI, A. Pagan (STScI), N. Bartmann (ESA/Webb) Music: Stellardrone - Twilight
Pan video: NGC 7129
This video takes the viewer on a journey through space to a technicolor dreamscape. The revealed image from Webb portrays a stellar nursery known as NGC 7129, a nebula that holds numerous protostars and stars within its fields of gas and dust. Webb captured infrared light, which pierces through the dense matter that scatters or absorbs other types of light. This region, rife with stellar objects in different stages of their lives, offers an opportunity to explore how stars shape their surrounding environment. More information and download options: http://esawebb.org/videos/weic2620b/ Credit: ESA/Webb, NASA, CSA, WIYN and NOIRLab, NSF, AURA, DSS2, A. Pagan (STScI), N. Bartmann (ESA/Webb), E. Slawik, N. Risinger, T. A. Rector, H. Schweiker, M. Zamani (ESA/Webb) Music: Tonelabs – The Red North (www.tonelabs.com)
Zoom video: NGC 7129
This NASA/ESA/CSA James Webb Space Telescope Picture of the Month features galaxies in incredible detail that have been warped and multiplied like they’ve stepped into a house of mirrors. The brilliant golden galaxies splashed across this image belong to a galaxy cluster called MACS J0454.1-0300. MACS J0454.1-0300 is itself incredibly distant: the light from these galaxies has been travelling to us for so long that we’re seeing the cluster as it was when the Universe was about 8 billion years old. The orange galaxies concentrated on one side of the cluster are not actually part of the cluster; these galaxies are much farther away from us than the galaxies that make up MACS J0454.1-0300. You can learn more about this image here. More information and download options: http://esawebb.org/videos/potm2609a/ Credit: ESA/Webb, NASA & CSA, L. Furtak, S. Fujimoto, N. Bartmann (ESA/Webb) Music: Stellardrone - Twilight
Pan video: MACS J0454.1-0300
This video takes the viewer on a journey through space to NGC 4698, which lies about 55 million light-years away in the constellation Virgo. It’s one of over one thousand galaxies in the Virgo Cluster, the nearest large cluster of galaxies bound together by gravity. More information and download options: http://esahubble.org/videos/potm2609b/ Credit: ESA/Hubble & NASA, KPNO/NOIRLab/NSF/AURA, DSS2, D. Thilker, N. Bartmann (ESA/Hubble), D. de Martin, S. Hopkins, A. Block, N. Risinger, E. Slawik, M. Zamani (ESA/Hubble) Music: Tonelabs – The Red North (www.tonelabs.com)
Zoom video: NGC 4698
This video showcases NGC 4698, which lies about 55 million light-years away in the constellation Virgo. It’s one of over one thousand galaxies in the Virgo Cluster, the nearest large cluster of galaxies bound together by gravity. More information and download options: http://esahubble.org/videos/potm2609a/ Credit: ESA/Hubble & NASA, D. Thilker, the MAUVE-HST Team, N. Bartmann (ESA/Hubble) Music: Stellardrone - Ascent
Pan video: NGC 4698
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