Connect with us

People & Lifestyle

Mapping the Subsea Timberlands of the Mediterranean

Published

on

The debasement of P. Oceanica seagrass knolls is a significant worry since these marine ecosystems play a crucial job in the wellbeing and profitability of numerous Mediterranean marine natural surroundings. Seagrass and mapping are major devices for estimating the status and patterns of glades and their natural conditions (Topouzelis et al., 2018).

The Greek Non-Governmental Organization Archipelagos Institute of Marine Conservation, working from the islands of Samos and Lipsi, is focused on gathering spatial information around the Greek coast to create increasingly precise natural surroundings appropriation maps of P. oceanica so as to screen and secure these exceptionally important biological systems. Archipelagos lead marine research with different research vessels, including the 22-meter long Aegean Explorer. This vessel is furnished with a variety of logical instruments, including single-and multibeam sonar, structure scanner, biomass scanner just as a submerged camera equipped for arriving at a depth of 300 meters.

Mapping Seagrass Conveyance

The conveyance of Pacific oceanica is mapped by methods for remote detecting procedures, GIS, and sonar estimations in the field. One should learn ArcGis to know about the contribution for the remote detecting strategy is Sentinel-2A satellite symbolism. The satellite picture is pre-handled to manage essential rectifications of the obstructions that decide the light in the climate and water before determining any quantitative data on the sea-going territories that attention on seagrass (Traganos and Reinartz, 2018). The principle ventures here are environmental remedy, sun glimmer evacuation, and water segment amendment.

During the field tasks ground truth information about the seagrass knolls gathered. A DownScan sonar is introduced on an examination vessel and on the back of the kayak to get data about the ocean bottom. The sonar transducer transmits ultra-sound waves to the seafloor from which base morphology is determined. At the point when Pacific oceanica is available it happens on the sonar yield as a fluffiness over the seafloor. Waypoints are set for Pacific oceanica (P) or no P. oceanica (NP), which are utilized as preparing information during the picture arrangement procedure and exactness information during the precision evaluation.

Characterizing Seagrass Nearness or Nonattendance

Subsequent to adjusting the satellite picture, the pixels are classified to demonstrate Pacific oceanica nearness or nonappearance. Fundamental in most oceanic remote detecting considers is the way toward recognizing unmistakable spread or substrate types in the investigation zone on a satellite picture into reasonable classes, which is defined as remote detecting picture classification. In this system administered picture grouping is applied, in which the order is performed with ground truth information.

Advertisement

Four directed picture classifiers are investigated: Maximum Likelihood Classifier (MLC), Radial Support Vector Machine (SVM), Linear SVM and Random Forest (RF). Every one of these strategies is based alone numerical capacity. The decision for a strategy can be founded on various criteria, for example, picture goals, spatial scale and the ground truth informational collection. The systems are assessed on their exactness rate and Kappa Index. These parameters are inferred by methods for the precision waypoints and a Confusion Matrix (Cohen, 1960).

Looking at Picture Classifiers

The four picture arrangement strategies are performed for six distinct islands in the Southeast Aegean Sea, at three diverse spatial scales and with various waypoint densities to ideally investigate the capacity and execution of the methods. Figure 5 shows the seagrass appropriation around the island of Lipsi displayed by the four classifiers. Because of the impediments of satellite symbolism the appropriation is displayed till a bathymetry of 20 meters. The maps show critical contrasts in seagrass dissemination demonstrated by the four procedures.

RF and Radial SVM resulted in the most accurate maps (respectively 88% and 72%) for this study, even when the waypoint density is reduced. It can be noticed between these two that the seagrass pixels classified by RF are more randomly distributed than with Radial SVM, which clearly shows the function of these two techniques. MLC seems to overestimate the P. oceanica coverage since more than 50% of the NP points are modeled as P pixels. Linear SVM makes an extreme underestimation as 98% of the P points are modeled as NP pixels.

Concluding Remarks

The modeling of P. oceanica coverage around islands in the Southeast Aegean Sea resulted in highly accurate outputs modeled by RF and Radial SVM. The review has shown that each image classification technique consists of its own function and therefore delivers distinguishing outputs. The choice for a classification technique depends on different criteria, including spatial scale, image resolution, and the ground truth data set.

Advertisement

Simultaneously, the choice for a classification technique also strongly depends on the purpose and use of the final maps. For example, Archipelagos is committed to conserving the seagrass by using the maps to the government, local communities, ports, and fishermen to achieve legislation, protection, and awareness. A classifier that slightly overestimates is more likely to be selected in this case, than one that strongly underestimates. These classification purposes and applications should be kept in mind when investigating the techniques and the motives to select one. Because of these motivations, further contributions and efforts are required to investigate the assessment and applications of remote sensing image classification techniques.

To get in-depth knowledge of Mapping the Subsea Timberlands of the Mediterranean you can enroll for ArcGis training live by Edunbox with 24/7 support and lifetime access. 

 

 

Advertisement
Advertisement

People & Lifestyle

Samsung begins pre-order deals for AI TVs in Ghana

Published

on

Samsung has announced a new era of AI TVs with the launch of its Neo QLED 8K, Neo QLED 4K and OLED TVs at the Unbox & Discover event, with an amazing pre-order offer. Samsung, the Global Number 1 TV brand for 18 years, sets the benchmark for video innovation, with the ultimate embodiment of next-level AI TV technology and excellence designed to upscale every moment at home.

Imagine a world where your viewing experience is always extraordinary no matter the content! Thanks to the 2024 Samsung Neo QLED 8K AI TV powered by the NQ8 AI Gen2 Processor with built-in 8K AI Upscaling Pro Technology, the TV offers quantum leaps in performance by transforming any content into 8K resolution, even your old videos. You will see these videos transform into looking so clear and real, it is like bringing the past right into your living room with sizes ranging from 65 to 85 inches.

The 2024 Neo QLED 4K AI TV comes with cutting-edge innovations and elevates the viewing experience with groundbreaking features powered by the NQ4 AI Gen2 Processor. Enhanced by Real Depth Enhancer Pro and Quantum Matrix Technology, the screen ensures impeccable contrast even in complex scenes. With the world’s first Pantone Validated display for color accuracy and Dolby Atmos for an immersive audio experience, Neo QLED 4K sets the bar. Neo QLED 4K will be available in sizes ranging from 55 to 85 inches.

Made for more than just watching, the 2024 Samsung OLED AI TV ensures peak performance for ultimate gaming experiences. Samsung is also introducing the world’s first glare-free OLED, eliminating unnecessary reflection while preserving deep blacks and clear images under any lighting condition. Powered by the same formidable NQ4 AI Gen2 Processor as the Neo QLED 4K lineup, Samsung’s OLED TVs boast features like the Real Depth Enhancer and OLED HDR Pro, bringing picture quality to new heights from 65 to 83 inches.

Advertisement

 

Pre-Order Offer

The 2024 AI TVs will be available for pre-order with exclusive premium freebies until 27th June 2024 in all Electroland Ghana Limited and CompuGhana Limited showrooms. Pre-order a Samsung AI TV now to receive a Soundbar, Freestyle Smart Projector, and Galaxy Fit3 with free delivery and installation.

 

Advertisement
Continue Reading

People & Lifestyle

Soulful Songstress Emeli Sandé Scores “Roots” for The Macallan’s Bicentennial Celebration

Published

on

Internationally renowned singer-songwriter Emeli Sandé takes a surprising turn, crafting a stirring soundtrack titled “Roots” for the esteemed single malt Scotch whisky, The Macallan. This poignant composition marks a unique collaboration as The Macallan celebrates its momentous 200th anniversary.

Sandé, known for her soulful vocals and impactful lyrics, delivers a heartfelt ode to The Macallan’s enduring legacy. Her Scottish roots lend a special resonance to the project, mirroring The Macallan’s deep connection to the land and its unwavering commitment to exceptional craftsmanship.

Just as Ghanaians cherish the rich heritage of Highlife and Afrobeats passed down through generations, The Macallan honors its meticulous craftsmanship and centuries-old legacy with the collaboration.

“Roots” perfectly captures the essence of The Macallan’s enduring spirit. Sandé’s lyrics, “Time will bring its changes, but our roots they will remain,” resonate deeply, reflecting the brand’s commitment to tradition while embracing innovation.

Advertisement

According to Emeli Sandé, “Roots means legacy. You have your roots and they spread so far around the surrounding ground. You have your trunk and that’s your journey through life – the branches can go here, and there, but at the end of the day, everything is coming from the same point.”

The celebration extends beyond music. A captivating film by Jérémie Rozan accompanies the soundtrack, taking viewers on a mesmerizing journey through The Macallan’s past, present, and future. The film showcases the enduring connection that binds generations who have stewarded this iconic brand.

This unexpected collaboration between Emeli Sandé and The Macallan promises a powerful exploration of heritage,artistry, and the pursuit of excellence.

Advertisement
Continue Reading

People & Lifestyle

Founding Partner and CEO of the Fearless Fund Arian Simone visits Ghana Presidency

Published

on

In a delegation led by Pan African company Ifactorylive CCO Michael Djaba with Dora Whittley managing partner of Whittley Agency.

Arian Simone had discussions about Fearless Fund and Fearless fund foundation Africa.


Fearless fund have invested over 27 million US dollars in women of color businesses,Additionally, they have Invested over $850,000 USD in African-founded businesses and provided grants in Côte d’Ivoire.

Follow @fearless.fund for more information

#FearlessFeardom
#ArianSimone

#Fearlessfund
Continue Reading

People & Lifestyle

Edward Asare Inducted into IPR Ghana and CIMG as Associate Member

Published

on

Edward Asare, a seasoned digital marketer, media expert, and PR professional, has been inducted as an associate member of both the Institute of Public Relations Ghana (IPR Ghana) and the Chartered Institute of Marketing Ghana (CIMG).

Edward Asare, who currently serves as Digital Marketer at UBA Ghana Ltd, has a passion for helping individuals, brands, and businesses communicate their value and build their online presence. With a background in social media community management and blogging, he has developed a unique approach that integrates marketing and communications to drive brand awareness, visibility, and engagement.

His induction into IPR Ghana and CIMG proves his expertise and commitment to excellence in the field. As an associate member, Edward will contribute to the advancement of public relations and marketing practices in Ghana, sharing his knowledge and experience with peers and professionals.

Continue Reading

People & Lifestyle

Eye Care Tips for Different Age Groups

Published

on

Eye Care

Maintaining good eye health is essential at every stage of life. From childhood to old age, our eyes require different types of care to ensure they function properly and stay healthy. Here are some essential eye care tips tailored to different age groups:

Infants and Toddlers (0-3 Years)

  1. Regular Check-ups: Schedule regular eye exams to detect any early signs of vision problems. The first comprehensive eye exam should be done at 6 months of age.
  2. Monitor Development: Keep an eye on developmental milestones related to vision, such as tracking moving objects and recognizing familiar faces.
  3. Protect from UV Rays: Use hats and shades for babies to protect their sensitive eyes from harmful UV rays when outdoors.

Children (4-12 Years)

  1. Annual Eye Exams: Ensure children have annual eye exams to monitor their vision as they grow. Early detection of issues like myopia (nearsightedness) is crucial.
  2. Screen Time Management: Limit screen time and encourage regular breaks to reduce eye strain. Follow the 20-20-20 rule: every 20 minutes, take a 20-second break and look at something 20 feet away.
  3. Protective Eyewear: Encourage the use of protective eyewear during sports and recreational activities to prevent eye injuries. 

pastedGraphic_1.png

Teenagers (13-19 Years)

  1. Balanced Diet: Promote a diet rich in fruits, vegetables, and omega-3 fatty acids to support overall eye health.
  2. Avoid Smoking: Educate teenagers about the risks of smoking, which can lead to serious eye conditions like macular degeneration and cataracts.
  3. Contact Lens Hygiene: Teach proper contact lens care to prevent infections. Ensure they follow the prescribed wearing and cleaning schedule.

pastedGraphic_2.png

Contact Lens Hygiene           

Advertisement

Adults (20-39 Years)

  1. Routine Eye Exams: Schedule comprehensive eye exams every two years to check for vision changes and early signs of eye diseases.
  2. Computer Vision Syndrome: For those who spend long hours on computers, use ergonomic setups, take regular breaks, and consider blue light filtering glasses.
  3. Sunglasses: Wear sunglasses that block 100% of UV rays to protect eyes from sun damage, which can contribute to cataracts and other eye conditions.

pastedGraphic_3.png

Middle Age (40-59 Years)

  1. Presbyopia Awareness: Be aware of presbyopia, a natural age-related condition that affects near vision. Consider reading glasses or multifocal lenses if needed.
  2. Monitor Health Conditions: Manage chronic conditions like diabetes and hypertension, which can affect eye health. Regular eye exams can help detect related complications early.
  3. Protect from Blue Light: Use blue light filtering glasses and reduce screen time to minimize the risk of digital eye strain and potential retinal damage.

pastedGraphic_4.png

Seniors (60+ Years)

  1. Frequent Eye Exams: Increase the frequency of eye exams to at least once a year to monitor for age-related eye conditions such as cataracts, glaucoma, and macular degeneration.
  2. Maintain a Healthy Diet: Continue to eat a balanced diet rich in antioxidants, vitamins, and minerals that support eye health.
  3. Fall Prevention: Ensure living spaces are well-lit and free of hazards to prevent falls that could lead to eye injuries.

General Eye Care Tips for All Ages

  • Stay Hydrated: Drink plenty of water to maintain good eye moisture and overall health.
  • Avoid Rubbing Eyes: Rubbing can introduce germs and cause irritation or infection.
  • Practice Good Hygiene: Always wash hands before touching your eyes, especially when inserting or removing contact lenses.
  • Regular Breaks: Follow the 20-20-20 rule to prevent eye strain from prolonged screen use.

Conclusion

Eye care is a lifelong commitment that changes with each stage of life. By following age-appropriate eye care tips and scheduling regular eye exams, you can help ensure that your eyes stay healthy and your vision remains clear. Prioritizing eye health is essential for maintaining overall well-being and enjoying a high quality of life.

Advertisement
Continue Reading

People & Lifestyle

Ada Senior High Tech Students Receive 600 Math Sets from UK-Based Philanthropist Stacey Rosa

Published

on

In a commendable act of generosity and commitment to education, Stacey Rosa, a renowned Ghanaian philanthropist based in the UK, has donated over 600 math sets to the students of Ada Senior High Technical School. This significant contribution is aimed at enhancing the learning experience and academic performance of the students, particularly in mathematics. (more…)

Continue Reading
Advertisement
You want to bet with the best odds on every football match? bestbets.com.gh shows you the highest odds for all important games.

Trending