tina huang data scientist

From at least 14,000 years ago, an ancestry related to this culture spread from the south across the rest of Europe, largely replacing the Magdalenian-associated gene pool. She was not prepared for the complexity of a typical programming language. ADS This suggests that between the Early/Middle and Late Gravettian there was an east-to-west expansion of the Vstonice-associated ancestry that reached central-western Europe and created a longitudinal admixturecline between those two genetically distinct pre-LGM populations. Dabney, J. et al. Moreover, two of the oldest published groups from western Russia belonging to the Sidelkino clusterPeschanitsa (13ka)43 and the newly reported Minino individuals (11ka)showed extra affinity to the Oberkassel cluster, possibly owing to variability in this ancestry proportion during the initial formation phase of the Sidelkino-ancestry profile. I help students become independent data scientists who are not just good at data analysis, but are also able to think about their own learning and the world around them. Both of these ancestries carry a genetic component distantly related to the Goyet Q116-1 individual dated to 35ka, with the Iberian individual also showing an affinity to the Villabruna cluster4,14. & Banks, W. E. in Les Socits Gravettiennes du Nord-Ouest Europen: Nouveaux Sites, Nouvelles Donnes, Nouvelles Lectures (eds Touz, O., Goutas, N., Salomon, H. & Noiret, P.) 323266 (Presses Univ. https://doi.org/10.1038/s41586-023-05726-0, DOI: https://doi.org/10.1038/s41586-023-05726-0. 9) and testing the relative affinity among them using f4-statistics in the form f4(Mbuti, Epigravettian A; Epigravettian B, Epigravettian C) (Supplementary Data 2.E). In addition to her data science work, Tina has also created the popular popular game Code Wars. Second, data-driven product development meshes very well with my own philosophy, commonly known as the 80/20 rule, where 80% of the results come from just about 20% of inputs. Instead, in southern Europe, a distinct hunter-gatherer genetic profile was found as early as 17ka in individuals associated with the Epigravettian culture15 (2412ka, from the Italian peninsula to the southeastern European Plain across the Balkans). Curr. Philos. Rev. I think its cool to see a project like this happen and I hope its interesting for people to learn more about how this stuff works. Details are provided in Data S2.B. Tina Huang is a recent graduate of Stanford. The lsqproject: YES parameter was used to minimize the effect of missing data in ancient individuals. Finally, unsupervised clustering and more complex techniques, such as deep learning, also have their place. In article number 2206752, Hao Zeng and co-workers report a soft actuator assembly capable of windassisted dispersal and lift-off/landing action under the control of a light beam.The design is inspired by the seed of dandelion, resembling several biomimetic features, i.e., high porosity, lightweight, and separated vortex ring generation under a steady wind flow. The Complete Power BI Practical Course 2020, The 7 Biggest Technology Trends Everyone Must Get Ready For in 2020. Paradis, E., Claude, J. On the basis of the genetic variation of present-day Europeans, this could imply phenotypic differences between post-14ka hunter-gatherer populations across Europe, with individuals in the Oberkassel cluster possibly exhibiting darker skin and lighter eyes, and individuals in the Sidelkino cluster possibly lighter skin and darker eye colour. Huang, Y. Tina Huang is a statistician who focuses on the statistical modeling and analysis of big data. Genetics 203, 881891 (2016). Slider with three articles shown per slide. Wyprodukowany w konwencji anime serial stanowi spin-off produkcji "Midzy nami, Misiami", ktrej reyserem wykonawczym . Rohrlach, A. PubMed Central Internet Explorer). Dotted lines delimit geographic regions described in the text. Find contact's direct phone number, email address, work history, and more. Initial Upper Palaeolithic humans in Europe had recent Neanderthal ancestry. For the SNP associated with light eye colour (HERC2/OCA2 (rs12913832)), individuals from the Villabruna cluster,Oberkasselcluster, Baltic HG and SHG groups show high frequencies of the derived allele (>90%), which is responsible for the green or blue eye phenotype, whereas Sidelkinocluster, Ukraine HG and Iron Gates HG groups show low occurrence of this allele (1025%). http://creativecommons.org/licenses/by/4.0/, Ancient genomes show how humans escaped Europes deep freeze. Genomic structure in Europeans dating back at least 36,200 years. Echinacea, also known as Coneflower, is legendary for a reason: science has shown multiple species of Echinacea can provide potentially broad-reaching support for the innate and adaptive immune system. 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. Cassidy, L. M. et al. Upper Palaeolithic genomes reveal deep roots of modern Eurasians. Saag, L. et al. Cuando se ampla, se proporciona una lista de opciones de bsqueda para que los resultados coincidan con la seleccin actual. Google Scholar. The average calibrated date is shown, with pie charts indicating the estimated proportion of ancestry for each group or individual. 2022-112-4f84b - Ecologizr - Chapter 2 Science Education in Algeria "It is possible that the migration of early farmers into Europe triggered the retreat of hunter-gatherer populations to the northern edge of Europe. The expansion of farming by9,8, 7.5 and7 kais shown as green shades. Late Pleistocene human genome suggests a local origin for the first farmers of central Anatolia. People with a new gene pool settled in these areas, instead. Extended Data Fig. Palma di Cesnola, A. This was confirmed with qpAdm, in which we could model all individuals from the Oberkassel cluster as a broadly constant mixture of approximately 75% Arene Candide 16 and 25% Goyet Q-2 (or 90% Arene Candide 16 and 10% Fournol 85) (Fig. Empirically, the results show that the proposed BERT fine-tuning model with the SRS technique achieves better results. Genomic insights into the origin of farming in the ancient Near East. We detect the highest amount of ROHs in Epigravettian-associated individuals from Sicily, who carry an extreme amount of more than 200cM of short ROHs (48cM). 132, Tables 14 and references. How to Rock at Data Science with Tina Huang, Older: Daily Habit #8: Math or Computer Science Exercise . 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. Besides El Mirn, who has around 43% Villabruna ancestry, all other Magdalenian-associated individuals have a lower proportion of this component (1929%) and can thus be assigned to the GoyetQ2 cluster (Fig. A draft sequence of the Neandertal genome. Article The membrane was able to achieve FRR of 98.73 0.83 % after 4 cycles of filtration, indicating that anti-fouling properties have been enhanced. The admixture graph shows that the Bacho Kiro IUP group (n=3) shares ancestry with multiple early modern human lineages2 (Supplementary Information, section7), and that the more than 45,000-year-old Zlat k genome1 is the most deeply divergent non-African lineage sequenced to date (Extended Data Fig. The Kostenki (and Sunghir group) ancestry contributed to the previously described Vstonice cluster represented by Gravettian-associated individuals from central-eastern and southern Europe4. Sign up below if you'd like to join a growing community that is enthusiastic about learning and improving their lives. Nat. 255, 106796 (2021). What is a Scatterplot in Data Visualization, Machine Learning in R: Building a Classification Model. This means that you have to set up the database tables to represent the data (which can be done by using the right database design patterns) and then run some SQL queries to extract the data that you need. Its not clear if shell compete for a spot on the top 200, but I bet shell be there. TV Actress. Details on the allele frequency estimates are provided in Supplementary Information, section12, Supplementary Figs. We can have either structured data (e.g. I'm a data scientist and youtuber. Antiquity 91, 573588 (2017). The deduplicated bam files were filtered using PMDtools 0.6068 with a threshold of 3, to reduce potential modern DNA contamination based on postmortem DNA deamination. ScienceDaily. Reducing microbial and human contamination in DNA extractions from ancient bones and teeth. After merging, individuals with less than 6,000 SNPs on 1240k sites were excluded from further analysis because of low coverage. These data suggest that the genetic ancestries identified in the pre-40ka individuals analysed so far went largely extinct or were assimilated by subsequent expansions1,9. Proc. Shes the founder of Coding Black Females, a nonprofit with the aim to provide opportunities for Black female developers to develop themselves, meet familiar faces, network, receive support, and build relationships through having regular meetups., Check out the Coding Black Females website. The course is well structured and just what one needs before preparing for a data science interview with focus on SQL. Nat. The aligned sequences of all individuals with new genomic data reported in this study are available at the European Nucleotide Archive (ENA) under study accession number PRJEB51862. PubMed Central 2c). After another MinElute purification, the product was quantified using the Agilent 2100 Bioanalyzer DNA 1000 chip. These f4-statistics also confirm that Goyet Q376-3 carries a similar ancestry to Goyet Q116-1 and Kostenki 12 carries a similar ancestry to the Sunghir group, whereas Bacho Kiro 1653 (35ka) from Bulgaria, Muierii 1 (34ka) and Cioclovina 1 (32ka) from Romania, and Paglicci 133 (33ka) from southern Italy are equally related to Goyet Q116-1 and Sunghir. What is Marimekko Chart in Data Visualization? & Nielsen, R. ANGSD: analysis of next generation sequencing data. & Ringbauer, H. hapCon: estimating contamination of ancient genomes by copying from reference haplotypes. Open access funding provided by Max Planck Society. The Gravettian from a palaeodemographic point of view. The idea of data warehousing is to store large amounts of data in a way that makes it easier to extract and analyse. Compared with the genetic diversity observed among all analysed Gravettian-associated groups, Epigravettian-associated individuals show significantly lower amounts of genetic diversity (two-tailed t-test, P<0.001) (Fig. For ds_halfUDG libraries, we called genotypes on all targeted sites from 2bp-masked bam files; for ds_nonUDG libraries, we called genotypes on transversion sites only; for ss_nonUDG libraries, we called genotypes with single-strand mode, which ignores forward reads at C/T polymorphisms and reverse reads at G/A polymorphisms. 8 Changes of Sidelkino and Oberkassel ancestry proportions in post-14 ka hunter-gatherers. Int. Advanced Science: Vol 10, No 7 - onlinelibrary.wiley.com 38. Christina Yu-Ting Wang - Design Team Lead - TomTom | LinkedIn Dashed lines show the frequencies estimated for the indicatedpresent-day 1000 GenomesProject populations (CEU, Utah residents of northern and westernEuropean ancestry; GBR, British; IBS, Spanish;TSI,Tuscan)37. Zool. An early modern human from Romania with a recent Neanderthal ancestor. Ancient human genomes suggest three ancestral populations for present-day Europeans. Charlene Hunter is a developer and an incredible advocate for increasing diversity in tech. Dr. Huang taught General Chemistry, Quantitative Analysis, and Instrumental Methods for eight years at . Her advice appears very solid, and she knows about the difficulties and barriers students are faced often when preparing for job interviews. Article Ecologizr. Evol. In this debated framework, Gravettian-associated individuals have been suggested to represent a biologically homogeneous population on the basis of craniometric and genomic data4,22. The code for the newly developed ROH based contamination estimate method is available at https://github.com/hyl317/hapROH. Tina Huang Profile | University of Auckland Wood, R. E. et al. Extended Data Fig. This might have been in part triggered by the concomitant expansion of Neolithic farmers across Europe and/or by environmental factors, such as the climatic event around 8.2ka, the largest abrupt cooling in the northern hemisphere during the Holocene epoch46,47. Commun. 2a). Colour legend is shown in (e). Biol. Tina Huang is a data scientist currently working at a large FAANG enterprise. Metadata information of studied individuals. Were dedicated to providing you the best ofNews, with a focus on dependability andBusiness. Huang's parents immigrated to New York City where her two older brothers . Using Y-chromosome capture enrichment to resolve haplogroup H2 shows new evidence for a two-path Neolithic expansion to Western Europe. 62, 3643 (2020). PubMedGoogle Scholar. 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. Product development is a huge and complex set of processes that rests on many moving parts, lots of hypotheses testing, and ultimately many decisions. Citing . 7 Admixture dates between Oberkassel/Villabruna and ANE ancestries in the oldest individuals from the Sidelkino cluster. Riddle Solved: Why Was Roman Concrete So Durable? Instagram has an infinite scroll, and Uber has different options such as UberXL and Uber Pool. For contaminated libraries we used the PMD-filtered bam files as the input for genotyping. Schubert, M., Lindgreen, S. & Orlando, L. AdapterRemoval v2: rapid adapter trimming, identification, and read merging. Her channel is about data science, transitioning into computer science and software engineering. CAS Genome sequence of a 45,000-year-old modern human from western Siberia. Upper Palaeolithic Siberian genome reveals dual ancestry of Native Americans. If material is not included in the articles Creative Commons license and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. My name is Tina and I'm a data scientist at a FAANG company. Le palolithique suprieur en Italie. Oxidation of methane into valuable chemicals, such as C 2+ molecules, has been long sought after but the dilemma between high yield and high selectivity of desired products remains. The emergence of hunter-gatherer pottery in the Urals and West Siberia: new dating and stable isotope evidence. Natl Acad. Follow. We did not correct the calibrated dates for marine or freshwater reservoir effects but, when available, we report individual stable isotope values (15N/13C and C:N ratio) in Supplementary Data 1.A to evaluate the potential impact of such reservoir effects. Here, data really gets to shine, in that its both the source of truth and the driver of insights. This is one of the things that make us stand out from other platforms which usually consider mathematics and statistics a prerequisite. Shes also the creator of the Microsoft Excel spreadsheet Data Mining 101. She has also published a book titled Data Science: Principles and Practices which she wrote with co-author Dan Ariely. Biol. Save my name, email, and website in this browser for the next time I comment. Mol. Greater San Diego Area. After 7.5ka, as ANF ancestry had reached regions north of the Alps, individuals carrying a hunter-gatherer genetic profile were primarily restricted to the northern fringes of Europe (Fig. Ecol. Saag, L. et al. Tina Huang - Instructor | 365 Data Science In this video, I had the opportunity to talk with Tina Huang, a Data Scientist at one of the FAANG companies. Additional details are provided in SupplementaryInformation, section11 and SupplementaryTable 3. During this time agriculture and a sedentary lifestyle spread from Anatolia to Europe. Hi, my name is Tina and I'm a data scientist at a FAANG company. Ancient genome-wide DNA from France highlights the complexity of interactions between Mesolithic hunter-gatherers and Neolithic farmers. October 28 Actress #31. Cosimo Posth, He Yu, Ayshin Ghalichi, Hlne Rougier, Isabelle Crevecoeur, Yilei Huang, Harald Ringbauer, Adam B. Rohrlach, Kathrin Ngele, Vanessa Villalba-Mouco, Rita Radzeviciute, Tiago Ferraz, Alexander Stoessel, Rezeda Tukhbatova, Dorothe G. Drucker, Martina Lari, Alessandra Modi, Stefania Vai, Tina Saupe, Christiana L. Scheib, Giulio Catalano, Luca Pagani, Sahra Talamo, Helen Fewlass, Laurent Klaric, Andr Morala, Mathieu Ru, Stphane Madelaine, Laurent Crpin, Jean-Baptiste Caverne, Emmy Bocaege, Stefano Ricci, Francesco Boschin, Priscilla Bayle, Bruno Maureille, Foni Le Brun-Ricalens, Jean-Guillaume Bordes, Gregorio Oxilia, Eugenio Bortolini, Olivier Bignon-Lau, Grgory Debout, Michel Orliac, Antoine Zazzo, Vitale Sparacello, Elisabetta Starnini, Luca Sineo, Johannes van der Plicht, Laure Pecqueur, Gildas Merceron, Graldine Garcia, Jean-Michel Leuvrey, Coralie Bay Garcia, Asier Gmez-Olivencia, Marta Potowicz-Bobak, Dariusz Bobak, Mona Le Luyer, Paul Storm, Claudia Hoffmann, Jacek Kabaciski, Tatiana Filimonova, Svetlana Shnaider, Natalia Berezina, Borja Gonzlez-Rabanal, Manuel R. Gonzlez Morales, Ana B. Marn-Arroyo, Beln Lpez, Carmen Alonso-Llamazares, Annamaria Ronchitelli, Caroline Polet, Ivan Jadin, Nicolas Cauwe, Joaquim Soler, Neus Coromina, Isaac Ruf, Richard Cottiaux, Geoffrey Clark, Lawrence G. Straus, Marie-Anne Julien, Silvia Renhart, Dorothea Talaa, Stefano Benazzi, Matteo Romandini, Luc Amkreutz, Herv Bocherens, Christoph Wiing, Sbastien Villotte, Javier Fernndez-Lpez de Pablo, Magdalena Gmez-Puche, Marco Aurelio Esquembre-Bebia, Pierre Bodu, Liesbeth Smits, Bndicte Souffi, Rimantas Jankauskas, Justina Kozakait, Christophe Cupillard, Hartmut Benthien, Kurt Wehrberger, Ralf W. Schmitz, Susanne C. Feine, Tim Schler, Corinne Thevenet, Dan Grigorescu, Friedrich Lth, Andreas Kotula, Henny Piezonka, Franz Schopper, Ji Svoboda, Sandra Szelov, Andrey Chizhevsky, Aleksandr Khokhlov, Nicholas J. Conard, Frdrique Valentin, Katerina Harvati, Patrick Semal, Bettina Jungklaus, Alexander Suvorov, Rick Schulting, Vyacheslav Moiseyev, Kristiina Mannermaa, Alexandra Buzhilova, Thomas Terberger, David Caramelli, Eveline Altena, Wolfgang Haak, Johannes Krause. The generation time is set to 29 years and the error bars show the SE of the admixture date estimated from jackknife resampling (n=22 autosomal chromosomes). First, I like it because of how powerful (almost magical) it is in driving decisions. A similar pattern is observed through the analysis of ROH segments (Extended Data Fig. AMAZING COURSE! Lcuyer, C., Hillaire-Marcel, C., Burke, A., Julien, M. A. Jobs People Learning Dismiss Dismiss. . One of my favorite videos of her is where she talks about the resume that got her an entry-level data science job. We further tested whether individuals included in the Vstonice and Fournol clusters share similar allele frequencies with the main representatives of those two clusters. At the same time, these two groups started mixing with each other, and continued to do so for around 3,000 years," Krause says. She then pursued a Masters . Using f4-statistics and qpAdm, we confirm that EHG populations in eastern Europe are a mixture of Villabruna/Oberkassel and ANE ancestries (Supplementary Information, section11 and Supplementary Data 2.K). Then the cleaned reads together with cleaned reads from 1240k capture sequencing were mapped to human reference mitochondrial sequence NC_012920.1 with BWA 0.7.12 aln/samse algorithm (parameters n 0.01, l 16500) and realigned with CircularMapper64. This suggests that genetic links between southern and southwestern European hunter-gatherers around the time of the LGM extended north of the Pyrenees. Google Scholar. Big data data warehousing and data science are two sub-tasks of a larger endeavor . What is a Pie Chart in Data Visualization? Previously worked at Goldman Sachs and the Ontario Institute for . What is Kagi Chart in Data Visualization? Emergence of human-adapted Salmonella enterica is linked to the Neolithization process.