tina huang data scientist

This affinity is even stronger towards Epigravettian-associated individuals from western and central Italy and Sicily (group 2 and group 3, respectively) than to those from northern Italy (group 1) (Supplementary Data 2.F). Feb 2015 - Jun 20161 year 5 months. Anyone you share the following link with will be able to read this content: Sorry, a shareable link is not currently available for this article. 2b). Our limited-time offer covers individual course purchases only. Dismiss. The resulting GoyetQ2 cluster includes individuals spanning from western France to Poland in the period between 18 and 15ka. She has been working for the data sciences industry since 2014. My main tasks: Modeling and developing the data structures and processes to optimize the loads of information, discovering insights and creating and maintaining reports. On top of that, its full of useful career and productivity advice, so you can find out what knowledge you need to become a data scientist as well as how to break into the field. Newsletter, "Presumably, these people came from the Balkans, arrived first in northern Italy around the time of the glacial maximum and spread all the way south to Sicily.". The Gravettian from a palaeodemographic point of view. Genet. Data Science Interviews Course - Special Offer | 365 Data Science Bioinformatics 38, 37683777 (2022). Edit your profile. Thats exactly why choosing the right feature to build is so important! In this admixture graph, the lineage related to Zlat k splits more basally than the Bacho Kiro IUP group, who contributes to Tianyuan, UstIshim and Goyet Q116-1 (indicated with red lines), but not to the Sunghir group. Here, data really gets to shine, in that its both the source of truth and the driver of insights. These data cover a time span of around 30,000 years from the Upper Palaeolithic to the Late Neolithic (defined here by the presence of pottery rather than by farming subsistence economy if not indicated), derive from multiple prehistoric cultural contexts, and originate from 54 archaeological sites in 14 countries: 1 Aurignacian-associated individual from Belgium and 1 culturally unassigned individual from Romania (3533ka), 15 Gravettian-associated individuals from Spain, France, Belgium, Czechia and Italy (3126ka), 2 Solutrean-associated individuals from Spain and France (2321ka), 9 Magdalenian-associated individuals from France, Germany, and Poland (1815ka), 4 Epigravettian-associated individuals from Italy (1713ka), 2 Federmesser-associated individuals from Germany (14ka), and 81 Mesolithic to Neolithic foragers from across western Eurasia (115ka), together with 1 central Eurasian Neolithic individual from Tajikistan (8ka) (Fig. Yu, H. et al. Its like the different ingredients in your recipe. Content on this website is for information only. Materials provided by Max Planck Institute for Evolutionary Anthropology. Write for us- Weird Science, Energy & Minerals Guest Post. Living up to Expectations: The Strengths and Challenges Experienced by Lead Advisor - Data Science. Hutong Cat | China and Russia's invasion of Ukraine: A year later Front. 4a and Supplementary Data 3.C). Cosimo Posth, He Yu or Johannes Krause. Surprisingly, the research team found that populations from different regions associated with the Gravettian culture, which was widespread across the European continent between 32,000 and 24,000 years ago, were not closely related to each other. 2. Highly recommended for not only people preparing for interviews but for people that just want to improve their coding skills. All Rights Reserved. Tina Huang - Climate & Environment Knowledge Analyst - LinkedIn Curr. Google Scholar. Nature 582, 384388 (2020). Its not just the top 200 that this competition attracts, but anyone interested in data science. Views expressed here do not necessarily reflect those of ScienceDaily, its staff, its contributors, or its partners. 7 and Supplementary Table 3), which coincides roughly with the first appearance of the Oberkassel ancestry in central Europe. Ruiz-Redondo, A. et al. This is perfect for those of us who haven't a clue what to expect from data science - SQL portion - interviews. Well be back on Friday so, if youre not already, get subscribed to the Brandwatch Bulletin right away. The tree was calculated on 16,528 positions (partial deletion 95%) and with 500 bootstrap iterations using MEGA1097. In anticipation of possible near-term approval from the US Food and Drug Administration for renal denervation, there must be an insistence on longer-term clinical outcomes and safety data. Considering a freshwater reservoir signal in the upper Volga region making radiocarbon dates on human remains appear up to about 500 years older than their true age44, there could be an interval of more than 1,000 years between the first evidence of admixture in central European hunter-gatherers with Sidelkino ancestry and eastern European hunter-gatherers with Oberkassel ancestry. Therefore, as previously reported2, the Vstonice cluster itself results from admixture between western and eastern lineages, which might contribute to the observed homogeneity in cranial morphology among Gravettian-associated individuals22. This Villabruna ancestry(hereafter, Villabruna cluster or ancestry) showed connections to ancient and present-day Near Eastern populations4,16, but the mode and tempo of its expansion into the Italian peninsula remain unexplored. Known to have been the coldest phase of the last Ice Age, the LGM is considered to have caused a demographic decline in large parts of Europe10, with populations retracting to southern latitudes as attestedfor exampleby the contemporaneity of the Solutrean culture (2419ka) in the Iberian peninsula and southern France. Here is a sampling of five herbs that have demonstrated potential immune support benefits: 1. Nat. Genome-wide patterns of selection in 230 ancient Eurasians. The mitochondrial haplogroups were determined using HaploGrep 295, based on the consensus sequences generated from Schmutzi inspected for each sample at increasing quality filters (from q0 to q20). All remains were sampled with the approval of the institutions responsible for the analysis of archaeological material. S. Shnaider received support from theRussian Science Foundation (no. Tina Huang. The libraries underwent shallow shotgun sequencing on an Illumina HiSeq 4000 instrument with 75 single-end-run cycles using the manufacturers protocol, to evaluate the human endogenous DNA content and quality. One of the best-known and most liked personalities in the data community, Tina is a successful YouTuber and works with one of the FAANG companies. She supports Propel on the business and marketing side. Disease-modifying, readily available, and easily affordable medical therapies for hypertension are ubiquitous and set a high bar for any new therapeutic. Samples with a percentage of human DNA in shotgun data around 0.1% or greater were enriched for a set of 1,237,207 targeted SNPs (1240k capture) across the human genome6. In panel a, genetic affinity between different ancestries is indicated by thick lines or shades, while admixture is indicated with arrows. The responsible co-authors for the material from each archaeological site are listed in Supplementary Information, section 1. Currently use of the word 'vape' now means "to inhale and exhale the vapor produced by an . Check it out! This often involves analyzing similar products to compare how they performed. Hi! 9; the entire IT and laboratory teams at the Department of Archaeogenetics of MPI-SHH for technical assistance; M. Meyer and S. Nagel for support with single-stranded library preparation; K. Post, P. van Es, J. Glimmerveen, M. Medendorp, M. Sier, S. Dikstra, M. Dikstra, R. van Eerden, D. Duineveld and A. Hoekman for providing access to human specimens from the North Sea (The Netherlands); M. D. Garralda and A. Estalrrich for providing access to human specimens from La Riera (Spain); J. Grski andM. Zajcfor providingaccess tohuman specimensfromMaszycka cave;C. Di Patti for providing access to human specimens from San Teodoro 2 (Italy); P. Blaeviius for providing access to the Donkalnis human remains and the new radiocarbon dates; the Italian Ministry of Culture and Soprintendenza Archeologia Belle Arti e Paesaggio for the Provinces of Verona, Rovigo, and Vicenza for granting access to the human remains of Tagliente 2; F. Fontana, who carries out investigations of the Riparo Tagliente site (Italy); the Friuli Venezia Giulia Superintendency for providing access to the human tooth Pradis 1; and the Soprintendenza Archeologia Belle Arti e Paesaggio for the Provinces of Barletta-Andria-Trani and Foggia for providing access to the Paglicci human remains. Le palolithique suprieur en Italie. Are you Tina Huang? However, the research team found no evidence for this, on the contrary: hunter-gatherer populations associated with the Gravettian culture and living in central and southern Europe are no longer genetically detectable after the LGM. We built a Maximum Parsimony tree with 103 mtDNA sequences plus an African sequence as the outgroup (not shown) after the removal of individuals younger than 6.5ka and mtDNAs from the same site with an identical placement. While terms such as lithic industry, techno-complex, prehistoric tradition, and so on might be more appropriate to refer to the various associated chrono-cultural subdivisions, they concern different levels of discussion and are not applicable to all contexts investigated here. My experience includes an internship at Goldman Sachs where I did some machine learning work before I took up my current data science job in tech. . 272, 288296 (2012). Here we will provide you only interesting content, which you will like very much. 5b and Supplementary Figs. 8). Nat. What is Connection Map in Data Visualization? Dr. Huang taught General Chemistry, Quantitative Analysis, and Instrumental Methods for eight years at . 2022 Fab Business Solutions - All Rights Reserved. Development of antifouling membrane film for treatment of oil-rich Modern humans have populated Europe for more than 45,000 years1,2. & Strimmer, K. APE: analyses of phylogenetics and evolution in R language. Life During Adulthood: Should One Get Credit Cards? Error bars show 1s.e.m. A genome sequence from a modern human skull over 45,000 years old from Zlat k in Czechia. Her motto to live by is "Always minimize effort and maximize outcome!". Highly Influential Citations 3. Greater San Diego Area. The sample size of individualpairsincluded in each groupis reported in SupplementaryData 3.A. The key areas to focus on when getting started in data science [6:01] Tina's five steps to consistently doing anything [11:55] Tina's day-to-day life as a data scientist at one of the world's largest tech companies [20:02] How Tina's computer science background helps her work [26:20] Traditional banking culture vs big tech [32:12] Jan 2022 - Jun 20226 months. However, the level of genetic continuity between individuals associated with these cultures and the population structure among Epigravettian-associated individuals have not been fully explored. Unlike setting up a Premium subscription to our platform, for which you would be billed monthly or annually, acquiring individual courses requires a one-time payment only. For contaminated libraries we used the PMD-filtered bam files as the input for genotyping. Each aDNA library was double indexed60 in 14 parallel 100l reactions using PfuTurbo DNA Polymerase (Agilent). R. Soc. . This free online conference is featuring panel discussions from The previous inhabitants may have migrated to the north as their habitat, the 'mammoth' steppe, dwindled," says Johannes Krause, the study's senior author. 16, e2003703 (2018). When Gravettian-associated individuals are included in an admixture graph also featuring Kostenki 14, we find that Fournol 85 fits best as a sister lineage of Goyet Q116-1, whereas the Vstonice group is modelled as a mixture between a lineage related to the Sunghir group and one related to the Goyet Q116-1Fournol 85 branch (Fig. J. With a lot of raw data, you need to put in some work. Late Pleistocene human genome suggests a local origin for the first farmers of central Anatolia. The ancient human specimens analysed in this work derive from multiple scientific collaborations. Most Popular #86731. The triangles show the average calibrated dates of the tested groups and the dots show the estimated admixture dates with the software DATES105 using Oberkassel (red dots) or Villabruna (blue dots) clusters as one source and ANE-related individuals as the other source population. A 5700 year-old human genome and oral microbiome from chewed birch pitch. Were dedicated to providing you the best ofNews, with a focus on dependability andBusiness. The oldest individual revealing an indistinguishable genetic profile from the Yuzhniy Oleniy Ostrov group is the 11ka Sidelkino individual from Samara in western Russia42. Using Y-chromosome capture enrichment to resolve haplogroup H2 shows new evidence for a two-path Neolithic expansion to Western Europe. To summarize, our results highlight a genetic turnover in the Italian peninsula of the Gravettian-associated Vstonice cluster by the Epigravettian-associated Villabruna cluster that might correlate with discontinuities observed in the archaeological record31. I came across her YouTube through Ken Jee. Tina Huang is a prominent data scientist, previously working at a FAANG company, and has been an active YouTuber, creating data science content for nearly a decade. Quat. Ecol. As of right now, it doesnt seem that MySQL is the right choice for storing data because the database is so large, it would be impossible to find and query the necessary information. Tina is a data scientist working in tech and does Youtube part time. Initial Upper Palaeolithic humans in Europe had recent Neanderthal ancestry. & Vernot, B. In the box plot the centre line is the median, box bounds delineate the interquartile range and whiskers extend to maximum and minimum values, excluding outliers. Dev. Moreover, previous studies have shown that El Mirn carries a genetic contribution from the Villabruna cluster, which is found in Epigravettian-associated individuals from Italy4,15. Charlton, S. et al. Herein, methane is upgraded through the photocatalytic oxidative coupling of methane (OCM) over a ternary Ag-AgBr/TiO 2 catalyst in a pressurized flow reactor. Libraries were quantified using the IS7 and IS8 primers59 in a quantification assay using a DyNAmo SYBR Green qPCR Kit (Thermo Fisher Scientific) on the LightCycler 480 (Roche). Paradis, E., Claude, J. Proc. Fifth, the Oberkassel ancestry in western and central Europe and the Sidelkino ancestry in eastern Europe remained largely isolated for almost 6,000 years until genetic interactions were first observedaround 8ka in northeastern Germany, possibly associated with cultural exchanges along the Baltics49 and around 7.5ka in the upper Volga region, possibly linked to the spread of pottery in the region50. In each of the past 200 years they have only seen four new entrants into their top 200 list. Radiocarbon 55, 163177 (2013). Villalba-Mouco, V. et al. Powered by Symplectic part of Digital Science . Save my name, email, and website in this browser for the next time I comment. The ROH segments in hunter-gatherer genomes were identified using hapROH101. 27 and 28 and Supplementary Data 3.G. The mtDNA contamination was estimated by Schmutzi (--notusepredC --uselength)69 for all the libraries. Emergence of human-adapted Salmonella enterica is linked to the Neolithization process. 2022 Weird Science Plus - All Rights Reserved. Ecol. Join now Sign in . After a period of limited admixture that spanned the beginning of the Mesolithic, we find genetic interactions between western and eastern European hunter-gatherers,who were also characterized by marked differences in phenotypically relevant variants. Big data data warehousing and data science are two sub-tasks of a larger endeavor . Este botn muestra el tipo de bsqueda seleccionado. View Tina Zhang's business profile as Brand Specialist at Dymind Biotechnology. 7 Women in Tech You Should Know | Brandwatch Provided by the Springer Nature SharedIt content-sharing initiative. Tina Huang | Continuing Studies at UVic Commun. Human bones and teeth were sampled in clean room facilities to minimize the inclusion of modern human DNA contamination during this procedure. Google Scholar. Our analyses demonstrate that the Fournol cluster is a better source for Magdalenian-associated genomes than Goyet Q116-1. In this video, I had the opportunity to talk with Tina Huang, a Data Scientist at one of the FAANG companies. wrote the manuscript with input from T.T., E.A., W.H., J. Krause and all other co-authors. Wow! tina huang data science Explained in Instagram Photos. "At that time, hunter-gatherers with distinct ancestries and appearances started to mix with each other. But she came up with a way to break down the code and create a website that she was proud of. Check out Do Deepfakes Have Fingerprints? Lcuyer, C., Hillaire-Marcel, C., Burke, A., Julien, M. A. Proc. Data Engineer Cover Letter Sample and Template. The Complete Power BI Practical Course 2020, The 7 Biggest Technology Trends Everyone Must Get Ready For in 2020. Ice Age survivors. Tina Huang - YouTube This process allowed us to assign an ancestral or derived haplogroup for covered branches, and to make corrections to calls in cases where, for instance, a more derived haplogroup was called because of residual ancient damage (C-to-T or G-to-A mismatches) in terminal read positions at diagnostic SNPs98 (Supplementary Data 1.A). (grey) of the f4 values estimated from 5cM-block jackknife analysis. Dotted lines delimit geographic regions described in the text. Limits of long-term selection against Neandertal introgression. tina huang data scientist You are using a browser version with limited support for CSS. F-statistics suggest that Le Piage II is genetically intermediate between Fournol 85 and El Mirn (Supplementary Data 2.D). Moreover, none of the Epigravettian-associated individuals have more affinity to southern European than to central-eastern European Gravettian-associated groups, as shown by f4(Mbuti, Epigravettian-associated individual/group; Vstonice, Paglicci 12) that is consistent with 0 (Supplementary Data 2.G). This website is about taking one step at a time to ultimately live more fulfilling lives. The colours correspond to the grouping of tested populations, dots refer to the f4-values and the dark and light error bars to 1*SE and 3*SE estimated from 5 cM block jackknife, respectively. "With these findings, we can for the first time directly support the hypothesis that during the Last Glacial Maximum people found refuge in the climatically more favourable region of southwestern Europe" says first author Cosimo Posth. Floor Coatings. Nat. After the LGM, the Epigravettian culture was widespread in southern andsoutheastern Europe. She was not prepared for the complexity of a typical programming language. Resurrected Supernova Provides Missing-Link, Bald Eagles Aren't Fledging as Many Chicks, Ultracool Dwarf Binary Stars Break Records, Deflecting Asteroids to Protect Planet Earth, Quantum Chemistry: Molecules Caught Tunneling, Shark from Jurassic Period Highly Evolved, 2.9-Million-Year-Old Butchery Site Reopens Case of Who Made First Stone Tools, Gut Microbes Can Boost the Motivation to Exercise, Warmer Climate May Drive Fungi to Be More Dangerous to Our Health, Seawater Split to Produce 'Green' Hydrogen. In practice, we use machine learning in different conjunctures. Max Planck Institute for Evolutionary Anthropology. Rohland, N. & Hofreiter, M. Ancient DNA extraction from bones and teeth. Moreover, we reveal a north-to-south decrease in genetic diversity among the Epigravettian-associated groups, with the highest PMR and heterozygosity values found in northern Italian individuals (group 1), intermediate in western and central Italian individuals (group 2) and the lowest in Sicilian individuals (group 3) (Fig. ), Science . The suspension was then centrifuged and transferred into a binding buffer as previously described56. Jensen, T. Z. T. et al. View Tina_Huang_Resume_i.pdf from HCI 445 at DePaul University. Djindjian, F. Territories and economies of hunter-gatherer groups during the last glacial maximum in Europe. and J.Krause performed or supervised genetic analyses. Science 338, 222226 (2012). Brunel, S. et al. Get the most important science stories of the day, free in your inbox. The human remains were processed in dedicated laboratories at the Max Planck Institute for the Science of Human History in Jena (Germany), University of Tbingen (Germany), University of Florence (Italy), Leiden University Medical Center (the Netherlands) and University of Tartu (Estonia). A phylogeographic reconstruction of different lineages carrying this ancestry further suggests its entry point into northeastern Italy from the Balkans followed by a north-to-south expansion into the Italian peninsula alongside a population decline through sequential bottlenecks. Data warehousing is a relatively new field that focuses on the use of large datasets for analytical purposes. In panel b, the colour code does not imply archaeological similarities. and H. Ringbauer developed the contamination-estimation method. CAS Using DATES software, we estimated the admixture between Villabruna/Oberkassel and ANE ancestries in these old Sidelkino-cluster-related individuals to around 1513ka (Extended Data Fig. 1.Introduction. Sci. Wood, R. E. et al. I hope youve enjoyed reading this article. ContamLD: estimation of ancient nuclear DNA contamination using breakdown of linkage disequilibrium. 1999 - 20001 year. 4 and Supplementary Data 3.C). The sex of each individual was determined by the ratio of sequencing coverages on sex chromosomes versus autosomes (Supplementary Data 1.C). TV Actresses. Hi, my name is Tina and I'm a data scientist at a FAANG company. Nat. Top 10 Data Science Influencers to Follow on YouTube in 2023 A negative and cave bear positive controls were included. & Meyer, M. Extraction of highly degraded DNA from ancient bones, teeth and sediments for high-throughput sequencing. PubMed 13). Revise SQL essentials, improve your communication style and tackle the most challenging follow-up questions with ease. The sequence alignment/map format and SAMtools. (2023, March 1). A. Stoessel performed CT scanning and advised on sampling strategy. We then removed samples with less than 0.04X coverage (calculated on the mappable, non-recombining region of the Y chromosome98) to avoid arbitrarily placing low-coverage samples at the root of major haplogroups. It just raised $12.2 million. It was awesome seeing the thought process behind each of the questions - it helps students immensely! What is Kagi Chart in Data Visualization? STOC 2023: Accepted Papers Paleogenomic evidence for multi-generational mixing between Neolithic farmers and Mesolithic hunter-gatherers in the Lower Danube Basin.

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