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Persistent Systems invests in big data firm Cazena

The company has gained significant traction as enterprises face massive skills shortages in big data, cloud and associated development operations, or ‘DevOps’.




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Consumers want full e-commerce services in all zones: Survey

78% respondents of the survey said that the government should permit online retailers to ship all products, apart from essential items.




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Zoom heads for end-to-end encryption launch with Keybase acquisition

The company is planning to develop tools that will give more controls to meeting hosts and allow users to securely join a meeting.




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India tops Zoom downloads in April

Zoom was the most downloaded non-game app worldwide for April 2020 with close to 131 million installs, a 60x growth from April 2019




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Jharkhand's coal mine to get Zyfra 'intelligent' solution

The collaboration with Zyfra was to ensure availability of the latest technology intelligence, like IIOT and AI capabilities




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Galvanizing the new age of IT with AI and hybrid cloud

With the emerging synergy between hybrid cloud and AI, we will witness tremendous innovation and business value in the enterprise IT world.




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Amazon, Microsoft offer little relief to small cloud clients

While Amazon Web Services, or AWS, and Microsoft are restructuring some large contracts on a case-by-case basis, according to people familiar with the decisions, smaller companies aren’t receiving the same flexibility.




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Zoom heads for end-to-end encryption launch with Keybase acquisition

The company is planning to develop tools that will give more controls to meeting hosts and allow users to securely join a meeting.




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Chinese ZTE cuts down 30% jobs in India

The headcount has now come down from more than 1,000 employees a year ago, with the majority of job cuts in the wake of Covid-19 outbreak that forced shutdowns in the February-April period. The headcount comprises staff on the company’s rolls as well as those on contract and outsourced manpower.




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Cognizant net profit falls 17%, revenue in line

IT firm says margins to remain under 16-17%, sees a $50-70-million hit from ransomware Maze attack




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India tops Zoom downloads in April

Zoom was the most downloaded non-game app worldwide for April 2020 with close to 131 million installs, a 60x growth from April 2019




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Amazon beefs up cloud business, data centre infrastructure in India

Amazon is beefing up its data centre infrastructure and cloud services business in India as the clamour around data localisation grows louder everyday.




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Amazon Web Services launches 3rd availability zone in Mumbai

Amazon Web Services (AWS), the Cloud arm of retail giant Amazon has announced the third availability zone in its Mumbai Cloud Region.




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Gautam Adani woos Amazon and Google with Indian data hubs

Adani expects to invest Rs 700 billion to build data parks in India over the next two decades.




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Amazon invests Rs 2,500 crore in marketplace and data centre units

The investment follows a Rs1,715 crore infusion into Amazon’s payments and wholesale arms last month.




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Hyper-personalization to emerge a true winner in AI in 2020

As more businesses yield the benefits of NLP-powered analytics and conversational interfaces, demand for single-vendor solutions will increase.




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How IFFCO plays Flipkart, Amazon to farmers

“We are serving 97% of the pin code across the country, without any delivery charge. We are helping farmers at their doorsteps, just the way urban people benefit from e-commerce shopping”, asserts AK Gupta, Head-IT at IFFCO.




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Covid-19 Heroes: How Bajaj Allianz Life Insurance transformed business to meet changing needs

Bajaj Allianz Life Insurance’s Chief Information & Digital Officer, Goutam Datta leveraged technology for enabling all business functions and meeting the digital demands of its employees, partners and customers amid lockdown and enabled new services to prevent any impact on business.




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Using 'best professional judgement' to rate the benthic zone

Assessing the environmental condition of sediments and bottom waters of coastal and marine ecosystems over wide geographic areas can be a problem when indicators used to evaluate specific ecological conditions cannot be easily compared. A recent study suggests that a common scale of assessment can be established by experts from different regions using "best professional judgement".




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Citizens encouraged to help monitor wild bird species

The public can help assess the human impact on wild birds through amateur 'citizen science' networks, according to new research. Scientists evaluated the suitability of data collected by amateur bird-watchers for long-term monitoring of European bird populations. Their findings suggest that citizen data may significantly improve the accuracy of existing official survey methods, as well as help increase public awareness of wild bird conservation.




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The future is bright for environmental citizen science

A review of a decade of environmental citizen science ??? where the general public are involved in science as researchers ??? concludes that its benefits to science and society far outweigh concerns over data quality. Challenges can be overcome through volunteer training and should not be used to devalue citizen science programmes, say the researchers.




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Citizen science fosters environmentally-friendly behaviour

Citizen science is not only a tool for collecting valuable scientific data, it can also enable participants to reconnect with nature and encourage pro-conservation behaviour, new research has shown. Participants in a French butterfly monitoring programme reported making wildlife-friendly changes to their gardens as a result of taking part in the initiative.




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Litter size of European mink less than half that of invasive American

The litter size of the endangered European mink is less than half of that of its main competitor, the invasive American mink, research shows. The higher fertility of the American mink may allow rapid population growth of this species, threatening European mink with extinction.




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High gold prices drive expansion of mining activity in the Amazon forest of Peru

Gold mining areas in the Peruvian Amazon rainforest expanded from under 10 000 hectares in 1999 to over 50 000 hectares by 2012, and now destroys more forest than agriculture and logging combined, new research has shown. Using high-resolution satellite imaging, researchers estimated gold mining areas to be twice as large as estimated by previous studies, which did not include the combined effects of thousands of small, mainly illicit, mining operations.




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Citizen scientists help reveal effects of roads on frogs and toads

Roads reduce the species diversity and distribution of frogs and toads, a new US study reports. The large-scale study used data from a national citizen science programme in which members of the public help monitor amphibian populations.




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Citizen science could address impact of global change on biodiversity

Citizen science holds the potential to address some of the biggest concerns facing biodiversity researchers, according to a new study. The study found that volunteers already save biodiversity research huge sums of money, but that their contributions are underused.




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Citizen scientists successfully monitor bat populations

Bat populations are showing signs of recovery in the UK, according to a citizen science programme. The authors of a recent study which reports the programme’s findings say that this shows volunteers can successfully monitor wild species and produce robust data suitable for policy purposes.




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Bumblebee survival and reproduction impaired by pesticide azadirachtin even at recommended concentrations

Bumblebees are negatively affected by the insecticide azadirachtin even at concentrations 50 times lower than the recommended levels used by farmers, recent laboratory experiments have revealed. No males hatched in laboratory colonies that were fed on recommended levels of the pesticide and, even at concentrations 50 times lower, the males that did hatch were deformed, and there were significantly fewer compared to an untreated colony.




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High-nature-value grasslands can be maintained by alternating between mowing and grazing

Scientists recommend policies that alternate between mowing and grazing to manage Europe’s high-nature-value grasslands. This comes after a new seven-year study found that a high plant-species diversity helps grasslands to maintain productivity and to resist depletion of phosphorus caused by livestock grazing and depletion of potassium caused by mowing.




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Insect-eating bats save global maize farmers €0.91 billion a year from crop damage

Insect-eating bats are estimated to be worth US$ 1 billion (€0.91 billion) a year to maize farmers around the world, a new study has revealed. Not only do bats reduce crop damage by eating adult corn earworm crop pests, they also suppress fungal infections in maize ears. Bats and their habitats need to be better protected for their ecological and economic contributions, say the study’s authors.




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Wetland biodiversity is supported by temporary flooding and sustainable grazing

The preferred habitats of wetland bird species - including 12 that are endangered - have been identified by a new study. From conducting counts at 137 sites across Sweden, it was found that total species richness was highest in sites that had a tendency to flood; wet grassland areas that were grazed as opposed to mowed; and sites that were far from areas of woodland. The authors suggest this research could help determine the most suitable locations for future wetland conservation projects.




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Analyzing Novel Corona Virus COVID-19 Dataset

As the threat of novel corona virus COVID-19 spreads through the world, we live in an increasingly anxious time. While healthcare workers fight the virus in the front line, we do our part by practicing social distancing to slow the pandemic. Today's guest blogger, Toshi Takeuchi, would like to share how he spends his time by analyzing data in MATLAB.... read more >>




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Stable Matching Problem and the Algorithm that Won a Nobel Prize

Many here in Massachusetts started social distancing about a month ago and we have no end in sight yet. If you live alone, maybe you are ready to match up with someone after you get through this hardship. Today's guest blogger, Toshi Takeuchi, has a perfect algorithm for you. I love that this was inspired by a problem that, at first glance, doesn't seem very technical or relevant. But it is!... read more >>




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Reducing trace pollutants in waste water with ozonation

A new study from Austria shows that ozonation, a more advanced form of waste water treatment, may be required to further reduce levels of trace pollutants, called micropollutants, in addition to longer treatment times.




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Are waste LEDs hazardous?

Light Emitting Diodes (LEDs) are an energy efficient and mercury-free source of lighting, but like other electronic goods they could have some negative environmental impacts, according to research. A US study tested a selection of LEDs and found that they could be classified as hazardous waste owing to levels of lead, copper, nickel and silver. Their use of rare earth metals could also increase pressure on natural resources.




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Selecting non-hazardous materials in electronic products

Electronic waste (e-waste) contains a large variety of heavy metals which threaten the environment and human health. New research has assessed environmental and technological preferences for materials in products of individuals within the US electronics industry. Strict international legislation, such as the EU's RoHS Directive, was found to reduce the use of lead for companies that market their products abroad.




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Deepwater Horizon: the fate of petroleum in the deep ocean

In a new study, scientists have analysed the outcome of millions of barrels of oil and gas discharged into the Gulf of Mexico during the Deepwater Horizon disaster. By measuring changes in the composition of the fluid, scientists now have a better understanding of how pollution behaves in the deep ocean, to improve estimates of environmental impact.




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First steps to eliminate hazardous chemicals in plastic

By ranking the ‘hazard potential’ of a wide range of chemicals used to make common plastics, Swedish researchers have highlighted which plastic polymers are made from the most hazardous chemicals. These should be prioritised for assessing the risk of causing human or environmental harm.




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Titanium dioxide and zinc oxide nanoparticles restrict wheat growth

Nanoparticles (NPs) have unique physical and chemical properties, but their increasing use in technological innovations has raised concerns about possible risks to the environment and human health. A new Chinese study has assessed the effects of NPs on plants and ecosystems. The findings indicated that NPs restrict wheat growth and damage soil ecosystems, which may have implications for the environment, agricultural productivity and human health.




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Microbes degrade oil from Deepwater Horizon spill

Marine microorganisms responded to the Deepwater Horizon oil spill by boosting the abundance of species capable of breaking down crude oil, according to new research. This method of ‘bioremediation’ could help manage crises in deep sea environments, where other clean-up methods are ineffective.




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New tiered-approach to assessing hazardous substance levels in water

Debate exists as to whether environmental concentrations of the hazardous substance hexachlorobenzene (HCB) should be measured in water or in wildlife when assessing compliance with environmental quality standards (EQS). New research has proposed a method to calculate concentrations in water that best represent critical levels in wildlife, and a tiered approach to compliance assessment that minimises sampling of wildlife.




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Deepwater Horizon oil causes heart problems in developing fish embryos

The Deepwater Horizon oil spill is likely to have damaged large numbers of tuna and amberjack fish embryos, new research suggests. Fish embryos exposed to oil samples taken during the spill developed abnormalities in their hearts and, consequently, their spines, fins and eyes. This is likely to have caused population declines in these commercially important species, the researchers conclude.




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Is it safe to eat the fish you caught yourself? Contamination of fish in the Czech Republic

Mercury contamination of some wild fish species in areas of the Czech Republic may put anglers’ health at risk, a new study suggests. The research showed that EU-wide and Czech national regulatory limits for mercury were exceeded in at least one analysed sample at 63% of the sites surveyed. However, contamination levels varied substantially between locations and species, the researchers say.




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Shipping oil pollution: new hazard mapping method developed

A new method for mapping the spread of oil released by ships is presented in a recent study, where it is applied to the Adriatic and Ionian Seas of the Mediterranean. The method pulls together a range of data, including information on shipping routes, oil particle behaviour, currents and climate. In this case study, it reveals pollution hotspots in the south-western Adriatic Sea and north-eastern Ionian Sea.




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Compost made by worms from livestock manure yields benefits when applied to maize

Vermicomposting livestock manure with maize can increase agricultural benefit by 304%, shows a new study. The combination of increased crop yield and the additional earthworms produced as a result of the process led to a substantial increase in output compared to a traditional composting system.




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Risk management: a dynamic approach with real-time assessment of new hazards

New research has combined two different techniques for identifying hazards and assessing risks into a single dynamic risk assessment process. The new approach fills a gap in many current risk assessment techniques as it can be applied throughout the lifetime of a process, not just during its design phase, taking into account new information to update risk assessments and calculations systematically.




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UV water treatment may increase antimicrobial activity of linezolid antibiotic

UV treatment does not always turn hazardous water pollutants into harmless substances. Recent lab tests suggest that the toxicity of the antibiotic linezolid to microorganisms appeared to increase post-treatment. This research did find, however, that UV treatment successfully reduced the antimicrobial activity of four other antibiotics tested, plus four artificial sweeteners.




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New hazard index tool to aid risk assessment of exposure to multiple chemicals

Evaluating the level of danger to human health from exposure to multiple chemicals in contaminated sites is a complex task. To address this difficulty, researchers have developed a new screening tool that can be incorporated into public health risk assessment, which may include polluted former industrial plants, waste dumps, or even land where pesticides have been used. This ‘hazard index’ approach indicates when risk to health is high, which organs are most affected, and where further evaluation should be conducted in the context of environmental or occupational exposure at such sites.




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Grazing cows may pick up persistent organic pollutants from soil or surroundings

Soil is an overlooked source of persistent organic pollutants (POPs) for grazing cows, finds a new study of contaminated farms in Switzerland. The researchers tested a new modelling tool to track two specific environmental POPs — known as polychlorinated biphenyls (PCBs) and dioxins (PCDD/Fs) — as they moved from the farm environment into a cow’s body over time. The tool could be used to assess measures designed to decontaminate animals or to prevent contamination, such as grazing regimes that aim to reduce the risk of cows eating soil accidentally.




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How to Read and Visualize a DICOM Volume

Earlier this year, I learned something about DICOM datasets that surprised me. I had downloaded a Head-Neck CT+PET study, and I wanted to create a volume array in MATLAB. I tried to do this the hard way at first, and of course I got it wrong. (Spoiler: there's an easy... read more >>