Apache Spark™ is a fast and general engine for large-scale data processing.Run programs up to 100x faster than Hadoop MapReduce in memory, or 10x faster on disk.Write applications quickly in Java, Scala, Python, R.Combine SQL, streaming, and complex analytics.Spark runs on Hadoop, Mesos, standalone, or in the cloud. It can access diverse data sources including HDFS, Cassandra, HBase, and S3.
Identify fraudulent credit card transactions.It is important that credit card companies are able to recognize fraudulent credit card transactions so that customers are not charged for items that they did not purchase.
Monte Carlo simulation of a stock price is random. A histogram is plotted which shows the probability distribution of the random stock prices, so as to get an estimate of how the stock price may take on different values in the future. It is also useful for comparison with current stock price as shown in the figure.
Monte carlo simulation has been performed 100 times for 200 days from the last available date in the dataset. The plot for the 100 simulations for 200 days has been shown in the adjacent figure. We can also see the current stock price and so get an idea of how the price may vary over the next 200 days Value at risk (VaR) is used to measure and quantify the level of financial risk within a firm or investment portfolio over a specific time frame. This can be estimated as part of Monte Carlo simulation as can be seen in the adjacent figure.
Our Platform allows digital advertisers to analyze the massive amount of personal data that consumers share, and offer those consumers more personalized and targeted ads for products and services they would use. It can also provide advertising companies with the ability to seamlessly run a real-time automated advertising platform.
Identify particular message as Ham/Spam from various sources(Emails, Text Document, Reviews etc…).
Containers are great to use to make sure that your analyses and models are
reproducible across different environments. While containers are useful for keeping dependencies
clean on a single machine, the main benefit is that they enable data scientists to write model
endpoints without worrying about how the container will be hosted. This separation of concerns makes
it easier to partner with engineering teams to deploy models to production, or using the approaches
shown in this chapter data and applied science teams can also own the deployment of models to
production.
The best approach to use for serving models depends on your deployment environment and expected
workload. Typically, you are constrained to a specific cloud platform when working at a company,
because your model service may need to interface with other components in the cloud, such as a
database or cloud storage. Within AWS, there are multiple options for hosting containers while GCP
is aligned on GKE as a single solution.
The main question to ask is whether it is more cost effective to serve your model using serverless
function technologies or elastic container technologies. The correct answer will depend on the
volume of traffic you need to handle, the amount of latency that is tolerable for end users, and the
complexity of models that you need to host. Containerized solutions are great for serving complex
models and making sure that you can meet latency requirements, but may require a bit more DevOps
overhead versus serverless functions.
Migrate data from Relational Databases (Oracle/MySQL etc..) to ElasticSearch etc....
Elasticsearch is a distributed, RESTful search and analytics engine capable of solving a growing number of use cases. As the heart of the Elastic Stack, it centrally stores your data so you can discover the expected and uncover the unexpected.
An easy to use, powerful, and reliable system to process and distribute data.Apache NiFi supports powerful and scalable directed graphs of data routing, transformation, and system mediation logic. Some of the high-level capabilities and objectives of Apache NiFi include: * Web-based user interface * Highly configurable * Data Provenance * Designed for extension * Secure.
Empower your application’s efficiency with power-packed JavaScript based technologies Streamline your application with MEAN stack development
MEAN Stack is essentially a software bundle that can help developers build hybrid apps that are
extremely efficient in the shortest amount of time. MEAN is an acronym for the four software used to
build your website or app, they are MongoDB, Express.js, AngularJS and Node.js, together they create
a powerhouse of platforms that some of the best developers at GoodWorkLabs use to create the fastest
and sleekest applications and websites on the market.
The four platforms put together help create an environment that is has beautifully and
efficiently designed front end and back end, synced to perfection, and stored in a database that
vastly improves the functionality of your website or app. And all that done in a fraction of the
lines of code usual developers would have to write. If you happen to be looking for the above
mentioned advantages, then your search stops now. GoodWorkLabs is simply the Best MEAN Stack
Development Company you will ever find.
Microsoft just made a great affordable solution even better! 2017 will see the end of mainstream support for Dynamics CRM 4.0 and CRM 2011. And what better time to upgrade and experience the fantastic new features from Dynamics 365, to streamline your business processes. If you are still on an older version, the upgrade will not only be a tremendous face-lift, but alongside brings you the power of data and cloud to draw insights which you didn’t even know existed.
Deep Learning has enabled many practical applications of Machine Learning and by extension the overall field of AI. Deep Learning breaks down tasks in ways that makes all kinds of machine assists seem possible, even likely. Driverless cars, better preventive healthcare, even better movie recommendations, are all here today or on the horizon. AI is the present and the future. With Deep Learning’s help, AI may even get to that science fiction state we’ve so long imagined.
IBM Cognos TM1 is an enterprise planning software platform that can transform your entire planning cycle, from target setting and budgeting to reporting, scorecarding, analysis and forecasting. Available as an on-premise or on-cloud solution, and with extensive mobile capabilities, IBM Cognos TM1 enables you to collaborate on plans, budgets and forecasts.
# Clean workspace rm(list=ls()) setwd("D:/MyOne/R/R programes/ppts/cse 7219/cnn") # Installation of mxnet library #install.packages("drat", repos="http://cran.rstudio.com") #drat:::addRepo("dmlc") #install.packages("mxnet") cran <- getOption("repos") cran["dmlc"] <- "https://s3.amazonaws.com/mxnet-r/" options(repos = cran) #install.packages("mxnet") # Load MXNet require(mxnet) library(mxnet) # Loading data and set up # Load train and test datasets train <- read.csv("train_sample.csv") test <- read.csv("test_sample.csv") ########################################### ########################################### Viewing the Images ######################## train_mat <- as.matrix(train) # inc <- which(results_test[,3] == 0) ## Color ramp def. colors <- c('white','black') cus_col <- colorRampPalette(colors=colors) ## Plot the first 12 images par(mfrow=c(4,3),pty='s',mar=c(1,1,1,1),xaxt='n',yaxt='n') sm = sample(nrow(train_mat), 12) for(di in sm) { print(di) # all_img[di+1,] <- apply(train[train[,785]==di,-785],2,sum) # all_img[di+1,] <- all_img[di+1,]/max(all_img[di+1,])*255 z <- array(train_mat[di,-1],dim=c(28,28)) z <- z[,28:1] ##right side up z <- matrix(as.numeric(z), 28, 28) image(1:28,1:28,z,main=train_mat[di,1],col=cus_col(256)) } ############################################################################## ########################################### Dat Preprocessing in required format for mxnet library ########### # In our actual data, first column is target attribute and other columns represent the attributes # each row represents a record/sample/imge # In mxnet library each column represents the record and each row reprsents an attribute and hence # taking transpose of our actual data to make it compatible to the mxnet. # Actually each row represents an image - it is in a vector format. We need to convert this into 2D matrix # to represent the image 28 * 28 matrix - 784 values represent each image # first column is the target attribute and hence remove this and remaining 784 cells will become the data for each imge # train_x is the transpose of train data . # in train_x, columns are the number of images/samples. similaryly test_x ############################################################################## # Set up train and test datasets train <- data.matrix(train) train_x <- t(train[, -1]) train_y <- train[, 1] train_array <- train_x dim(train_array) <- c(28, 28, 1, ncol(train_x)) test_x <- t(test[, -1]) test_y <- test[, 1] test_array <- test_x dim(test_array) <- c(28, 28, 1, ncol(test_x)) # Set up the symbolic model # creating the variable data in mxnet format data <- mx.symbol.Variable('data') # kernel represnets the size of kernel and num_filter represents the number of kernels # act_type is the activation function # stride is the size with which the kernel shape (to shift on data matrix) # 1st convolutional layer 5x5 kernel and 16 filters conv_1 <- mx.symbol.Convolution(data = data, kernel = c(5, 5), num_filter = 16) relu_1 <- mx.symbol.Activation(data = conv_1, act_type = "relu") pool_1 <- mx.symbol.Pooling(data = relu_1, pool_type = "max", kernel = c(2, 2), stride = c(2, 2)) # 2nd convolutional layer 5x5 kernel and 32 filters conv_2 <- mx.symbol.Convolution(data = pool_1, kernel = c(5, 5), num_filter = 32) relu_2 <- mx.symbol.Activation(data = conv_2, act_type = "relu") pool_2 <- mx.symbol.Pooling(data=relu_2, pool_type = "max", kernel = c(2, 2), stride = c(2, 2)) # 1st fully connected layer (Input & Hidden layers) flatten <- mx.symbol.Flatten(data = pool_2) fc_1 <- mx.symbol.FullyConnected(data = flatten, num_hidden = 128) relu_3 <- mx.symbol.Activation(data = fc_1, act_type = "relu") # 2nd fully connected layer(Hidden & Output layers) # num_hidden here is the number of target class levels fc_2 <- mx.symbol.FullyConnected(data = relu_3, num_hidden = 10) # Output. Softmax output since we'd like to get some probabilities. NN_model <- mx.symbol.SoftmaxOutput(data = fc_2) # Pre-training set up # Set seed for reproducibility mx.set.seed(100) # Create a mxnet CPU context. - Device used. CPU in this case, but not the GPU devices <- mx.cpu() # Training # Train the model model <- mx.model.FeedForward.create(NN_model, X = train_array, y = train_y, ctx = devices, num.round = 20, # number of epochs array.batch.size = 40, learning.rate = 0.01, momentum = 0.5, eval.metric = mx.metric.accuracy, epoch.end.callback = mx.callback.log.train.metric(100)) # Testing # Predict labels predicted <- predict(model, test_array) # Assign labels predicted_labels <- max.col(t(predicted)) - 1 # Get accuracy (sum(diag(table(test[, 1], predicted_labels)))/1000) * 100
IBM Watson Analytics is a cloud-based data discovery service intended to provide the benefits of advanced analytics without the complexity. Here are eight organizations using Watson Analytics to transform their operations.