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ui.R
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ui.R
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# shinyHome
# Real Estate Analytics and Forecasting
# John James
# Date: June 27, 2016
#ui.R
dashboardPage(skin = "green",
dashboardHeader(title = "shinyHome"),
dashboardSidebar(
sidebarMenu(id = "sbm",
menuItem("Dashboard", tabName = "dashboard", icon = icon("dashboard")),
menuItem("Market Explorer", tabName = "explorer", icon = icon("search")),
conditionalPanel(
condition = "input.sbm == 'valueAnalysis' || input.sbm == 'trainModels' || input.sbm == 'compareModels' || input.sbm == 'forecast'",
uiOutput("stateUi"),
uiOutput("countyUi"),
uiOutput("cityUi"),
uiOutput("zipUi")
),
menuItem("Value Analyzer", tabName = "valueAnalysis", icon = icon("area-chart")),
menuItem("Forecast Modeler", icon = icon("line-chart"),
menuSubItem("Train Models", icon = icon("gears"),tabName = "trainModels"),
menuSubItem("Compare Models", icon = icon("check-circle"), tabName = "compareModels")),
menuItem("Market Forecaster", tabName = "forecast", icon = icon("bar-chart")),
menuItem("Help", tabName = "help", icon = icon("question-circle"),
menuSubItem("About shinyHome", icon = icon("user"),tabName = "helpAbout"),
menuSubItem("Welcome", icon = icon("coffee"),tabName = "helpWelcome"),
menuSubItem("Dashboard", icon = icon("dashboard"),tabName = "helpDashboard"),
menuItem("Market Explorer", icon = icon("search"),
menuSubItem("Build a Query", icon = icon("search"), tabName = "helpBuildQuery"),
menuSubItem("Market Report", icon = icon("bar-chart"), tabName = "helpMarketReport")),
menuItem("Value Analyzer", icon = icon("area-chart"),
menuSubItem("Non-Seasonal Series", icon = icon("line-chart"), tabName = "helpNonSeasonal"),
menuSubItem("Seasonal Series", icon = icon("bar-chart"), tabName = "helpSeasonal")),
menuItem("Forecast Modeler", icon = icon("bar-chart"),
menuSubItem("Set Parameters", icon = icon("caret-square-o-right"), tabName = "helpSetParameters"),
menuSubItem("Analyze Models", icon = icon("gears"), tabName = "helpAnalyzeModels"),
menuSubItem("Compare Models", icon = icon("check-circle"), tabName = "helpCompareModels")),
menuSubItem("Market Forecaster", icon = icon("line-chart"),tabName = "helpMarketForecaster"))
)# end of sidebarMenu
),#end of dashboardSidebar
dashboardBody(
includeCSS("www/custom.css"),
tabItems(
tabItem(tabName = "dashboard",
fluidPage(
title = "Dashboard",
fluidRow(
column(width = 12,
valueBoxOutput("usViBox", width = 3),
valueBoxOutput("highestViBox", width = 3),
valueBoxOutput("usAnnualBox", width = 3),
valueBoxOutput("highestAnnualBox", width = 3)
)#end of column
),# end of row
fluidRow(
column(width = 4,
box(
title = "Analytics for the Real Estate Market",
width = 12,
height = 530,
background = "orange",
solidHeader = FALSE,
collapsible = FALSE,
collapsed = FALSE,
h3("Welcome to shinyHome"),
p(
paste("Here, we use statistical inference and forecast modeling techniques to
explore and forecast over 13,000 real estate markets in the United States.
This tool will enable you to:")),
tags$ul(
tags$li("get a snapshot and timeseries of the states and cities with the highest annual increase in median home values
on this", span("Dashboard page,", style = "color:white")),
tags$li("explore home price indices and growth rates across various markets at several levels of granularity in
the", span("Market Explorer,", style = "color:white")),
tags$li("select a market and analyze and decompose price movements into their seasonal, trend and irregular components in the"
, span("Value Analyzer,", style = "color:white")),
tags$li("train the most popular forecasting models and compare predictive accuracies in the", span("Forecast Modeler,", style = "color:white"), "and"),
tags$li("use these models to forecast home prices in virtually every US real estate market in the", span("Market Forecaster.",
style = "color:white"))
),
p(
paste("The menus to the left will walk you through the process of exploring markets, reviewing price trends, training
forecast models, evaluating model performance accuracy and predict home prices, 3, 5 or 10 years out.")),
p(
paste("To get started, click on the Market Explorer menu on the left. For help, click on the help tab on
the sidebar panel.")),
p("Enjoy!")
)# end of box
),# end of column
column(width = 8,
box(
title = "Top 10 States by Annual Home Value Growth",
status = "primary",
width = 12,
height = 255,
solidHeader = FALSE,
collapsible = TRUE,
showOutput("top10StatesBar", "nvd3")
),
box(
title = "Top 10 Cities by Annual Home Value Growth",
status = "primary",
width = 12,
height = 255,
solidHeader = FALSE,
collapsible = TRUE,
showOutput("top10CitiesBar", "nvd3")
) #End of Box
) # End of column
), # End of Fluid Row
fluidRow(
column(width = 6,
box(
title = "Top 10 States by Annual Home Value Growth Time Series",
status = "primary",
width = 12,
solidHeader = FALSE,
collapsible = TRUE,
showOutput("top10StatesTS", "nvd3")
) #End of Box
),# end of column
column(width = 6,
box(
title = "Top 10 Cities by Annual Home Value Growth Time Series",
status = "primary",
width = 12,
solidHeader = FALSE,
collapsible = TRUE,
showOutput("top10CitiesTS", "nvd3")
) #End of Box
)# end of column
),#end of fluidrow
fluidRow(
column(width = 12,
valueBoxOutput("numStatesBox", width = 3),
valueBoxOutput("numCountiesBox", width = 3),
valueBoxOutput("numCitiesBox", width = 3),
valueBoxOutput("numZipsBox", width = 3)
)# end of column
)# end of fluidrow
) # End of fluidPage
), # End of tabItem
tabItem(tabName = "explorer",
fluidPage(
title = "Market Explorer",
column(width = 2,
box(
title = "Query Builder",
status = "primary",
width = 12,
solidHeader = TRUE,
background = "navy",
box(
width = 12,
status = "primary",
solidHeader = FALSE,
background = "navy",
uiOutput("levelQueryUi")
),# end of box
conditionalPanel(
condition = "input.analysisLevel == 2",
box(
status = "primary",
solidHeader = FALSE,
width = 12,
background = "navy",
uiOutput("stateQuery2Ui")
)# end of box
),# end of conditional panel
conditionalPanel(
condition = "input.analysisLevel == 3",
box(
status = "primary",
solidHeader = FALSE,
width = 12,
background = "navy",
uiOutput("stateQuery3Ui"),
uiOutput("countyQuery3Ui")
)# end of box
),# end of conditionalpanel
conditionalPanel(
condition = "input.analysisLevel == 4",
box(
status = "primary",
solidHeader = FALSE,
width = 12,
background = "navy",
uiOutput("stateQuery4Ui"),
uiOutput("countyQuery4Ui"),
uiOutput("cityQuery4Ui")
)# end of box
),# end of conditionalpanel
box(
status = "primary",
solidHeader = FALSE,
width = 12,
background = "navy",
sliderInput("hviQuery", label = "Home Value Range ($000)", min = 0, max = 2000, value = c(0,1000)),
checkboxInput("maxValue", label = "Include all values exceeding $2m", value = FALSE)
), # end of box
box(
status = "primary",
solidHeader = FALSE,
width = 12,
background = "navy",
selectInput("horizon", label = "Time Horizon:",
choices = c("Monthly", "Quarterly", "Annual", "5 Year", "10 Year"),
selected = "Annual",
selectize = FALSE),
numericInput("minGrowth", label = "Minimum Growth Rate (%)", value = 1)
),# end of box
actionButton("query", label = "Go")
)# end of box
),# end of column
conditionalPanel(
condition = "input.query",
column(width = 10,
box(
title = "Market Data",
status = "primary",
width = 12,
solidHeader = TRUE,
collapsible = TRUE,
fluidRow(
box(
title = "Value Growth by Value Scatterplot",
status = "primary",
width = 12,
solidHeader = FALSE,
collapsible = TRUE,
plotlyOutput("valueByGrowth")
)# end of box
),# end of fluidrow
fluidRow(
column(width = 12,
box(
title = "Distribution of Median Home Values",
status = "primary",
width = 6,
solidHeader = FALSE,
collapsible = TRUE,
plotOutput("valueHist")
),# end of box
box(
title = "Markets Table",
status = "primary",
width = 6,
solidHeader = FALSE,
collapsible = TRUE,
dataTableOutput("marketTbl")
)# end of box
),# end of column
column(width = 12,
box(
title = "Top Markets by Growth",
status = "primary",
width = 12,
height = 400,
solidHeader = FALSE,
collapsible = TRUE,
showOutput("topByGrowth", "nvd3")
)# end of box
)# end of column
),# end of fluidRow
fluidRow(
box(
title = "Median Home Value Time Series for Top Growth Markets",
status = "primary",
width = 12,
height = 700,
solidHeader = FALSE,
collapsible = TRUE,
showOutput("topMarketsTS", "nvd3")
) #End of Box
)# end of fluidrow
)# end of box
)#end of column
) # end of conditionalpanel
) # End of fluidPage
), # End of tabItem
tabItem(tabName = "valueAnalysis",
fluidPage(
fluidRow(
box(
status = "primary",
title = "Market Selector",
solidHeader = FALSE,
width = 3,
background = "navy",
p("Select a market to analyze, then press 'Go' to run the analysis"),
actionButton("analyze", label = "Go")
),# end of box
conditionalPanel(
condition = "input.analyze",
valueBoxOutput("hviBox", width = 3),
valueBoxOutput("annualBox", width = 2),
valueBoxOutput("fiveYearBox", width = 2),
valueBoxOutput("tenYearBox", width = 2),
fluidRow(
column(width = 12,
box(
title = "Home Value Time Series Exploration", status = "primary",
solidHeader = TRUE, height = 800, width = 12,
tabBox(
title = "Seasonal and Non-Seasonal Time Series Decomposition",
id = "exploreTab", height = 660, width = 12,
tabPanel("Non-Seasonal",
box(
title = "Span Order",
status = "success",
solidHeader = FALSE, width = 3,
p(
class = "text-muted",
paste("Adjust span order until the simple moving average has smoothed random fluctuations
and the trend component emerges")),
sliderInput("span", label = "Span Order", min = 1, max = 10, value = 3, step = 1)
),
box(
title = "Estimate Trend Component with Simple Moving Average (SMA)",
status = "success",
solidHeader = FALSE, height = 600, width = 9,
plotOutput("nsPlot")
)# end of box
), # end of tabPanel
tabPanel("Seasonal",
box(
title = "Estimate Trend Seasonal, and Irregular Components of the Time Series",
status = "success",
solidHeader = FALSE, height = 600, width = 12,
plotOutput("tsiPlot")
)
)# end of tab panel
)# end of tabbox
)# end of box
)# end of column
)#end of fluidrow
)# end of conditional panel
)# end of fluidrow
)#end of fluidPage
), # end of tabItem
tabItem(tabName = "trainModels",
fluidPage(
column(width = 12,
fluidRow(
box(
title = "Model Training Parameters",
status = "primary", width = 12,
solidHeader = TRUE,
box(
title = "Cross Validation",
status = "primary", width = 3,
solidHeader = FALSE,
p(
class = "text-muted",
paste("The time series contains median housing prices, measured monthly, from 2000 thru 2015. Here, we
split the time series data into training and validation sets. Indicate here, the end year for
the training set. The remaining years will be used to validate the predictions.")),
sliderInput("split", label = "Training Set Split", min = 2004, max = 2014, value = 2014, step = 1)
),# end of box
box(
title = "Model Selection",
status = "primary", width = 3,
solidHeader = FALSE,
p(
class = "text-muted",
paste("Select the forecast model algorithm.")),
uiOutput("modelsUi")
),# end of box
box(
title = "Model Description",
status = "primary", width = 6,
solidHeader = FALSE,
h3(textOutput("modelNameUi")),
textOutput("modelDescUi"),
br(),
tags$strong("Please confirm that you have selected a market in the sidebar, then press 'Train Forecast Model' to train the selected model."),
actionButton("train", label = "Train Forecast Model")
)# end of box
)# end of box
),# end of fluidrow
conditionalPanel(
condition = "input.train",
fluidRow(
box(
title = "Prediction",
status = "primary", width = 7,
solidHeader = TRUE,
plotOutput("modelPlot", height = 460)
),# end of box
box(
title = "Prediction Accuracy",
status = "primary", width = 5,
solidHeader = TRUE,
dataTableOutput("accuracy")
)# end of box
)# end of fluidrow
)# end of conditional panel
)# end of column
)# end of fluidPage
),# end of tabItem
tabItem(tabName = "compareModels",
fluidPage(
fluidRow(
box(
status = "primary",
title = "Market Selector",
solidHeader = FALSE,
width = 3,
background = "navy",
p("Select a market to analyze, then press 'Go' to run the analysis"),
actionButton("compare", label = "Go")
),# end of box
conditionalPanel(
condition = "input.compare",
valueBoxOutput("hviBox2", width = 3),
valueBoxOutput("annualBox2", width = 2),
valueBoxOutput("fiveYearBox2", width = 2),
valueBoxOutput("tenYearBox2", width = 2),
column(width = 12,
fluidRow(
box(
status = "warning",
width = 12,
title = "Model Performance Summary",
solidHeader = TRUE,
collapsible = TRUE,
box(
status = "warning",
width = 6,
title = "Model Performance Error Metrics",
solidHeader = FALSE,
selectInput("measurements", label = "Measurements", choices =
c("ME: Mean Error" = "ME",
"RMSE: Root Mean Square Error" = "RMSE",
"MAE: Mean Absolute Error" = "MAE",
"MPE: Mean Percentage Error" = "MPE",
"MAPE: Mean Absolute Percentage Error" = "MAPE",
"MASE: Mean Absolute Scaled Error" = "MASE",
"ACF1: Autocorrelation of Errors at Lag 1" = "ACF1",
"Theil’s U" = "THEILS"),
multiple = FALSE, selectize = FALSE, selected = "MASE"),
showOutput("measurementsBar", "nvd3")
),# end of box
box(
status = "warning",
width = 6,
title = "Model Performance Error Metrics",
solidHeader = FALSE,
dataTableOutput("modelsumm")
)# end of box
)# end of box
),#end of fluidrow
fluidRow(
box(
status = "primary",
width = 12,
title = "Arima / ETS Model Performance",
solidHeader = TRUE,
collapsible = TRUE,
box(
status = "primary",
width = 6,
title = "Arima Model Performance",
solidHeader = FALSE,
plotOutput("arima")
),# end of box
box(
status = "primary",
width = 6,
title = "Exponential Smoothing (ETS) Model Performance",
solidHeader = FALSE,
plotOutput("ets")
)# end of box
)# end of box
),# end of fluidrow
fluidRow(
box(
status = "primary",
width = 12,
title = "Naive / Neural Network Model Performance",
solidHeader = TRUE,
collapsible = TRUE,
box(
status = "primary",
width = 6,
title = "Naive Model Performance",
solidHeader = FALSE,
plotOutput("naive")
),# end of box
box(
status = "primary",
width = 6,
title = "Neural Network Model Performance",
solidHeader = FALSE,
plotOutput("neural")
)# end of box
)# end of box
),# end of fluidrow
fluidRow(
box(
status = "primary",
width = 12,
title = "BATS / TBATS Model Performance",
solidHeader = TRUE,
collapsible = TRUE,
box(
status = "primary",
width = 6,
title = "BATS Model Performance",
solidHeader = FALSE,
plotOutput("bats")
),# end of box
box(
status = "primary",
width = 6,
title = "TBATS Model Performance",
solidHeader = FALSE,
plotOutput("tbats")
)# end of box
)# end of box
),# end of fluidrow
fluidRow(
box(
status = "primary",
width = 12,
title = "STLM / STS Model Performance",
solidHeader = TRUE,
collapsible = TRUE,
box(
status = "primary",
width = 6,
title = "STLM Model Performance",
solidHeader = FALSE,
plotOutput("stlm")
),# end of box
box(
status = "primary",
width = 6,
title = "STS Model Performance",
solidHeader = FALSE,
plotOutput("sts")
)# end of box
)# end of box
)# end of fluidrow
)# end of column
)# end of conditional panel
)# end of fluidrow
)# end of fluidPage
),# end of tabItem
tabItem(tabName = "forecast",
fluidPage(
fluidRow(
box(
status = "primary",
title = "Forecast Options",
solidHeader = FALSE,
width = 4,
background = "navy",
p("Select a market to analyze, and number of years to forecast, then press 'Go' to run the analysis"),
sliderInput("forecastRange", label = NULL, min = 1,
max = 10, value = 5),
actionButton("forecast", label = "Go")
),# end of box
conditionalPanel(
condition = "input.forecast",
column(width = 8,
fluidRow(
valueBoxOutput("minPredictionBox", width = 4),
valueBoxOutput("maxPredictionBox", width = 4),
valueBoxOutput("meanPredictionBox", width = 4)
),# end of fluidrow
fluidRow(
valueBoxOutput("BATSBox", width = 2),
valueBoxOutput("TBATSBox", width = 2),
valueBoxOutput("STLMBox", width = 2),
valueBoxOutput("STSBox", width = 2)
)# end of fluidrow
),#end of column
column(width = 12,
fluidRow(
box(
status = "primary",
width = 12,
title = "Forecast Summary",
solidHeader = TRUE,
collapsible = TRUE,
box(
status = "primary",
width = 8,
height = 450,
title = "Forecast Summary Plot",
solidHeader = FALSE,
tags$style(' {width: 900px}'),
showOutput("forecastSummaryPlot", "nvd3")
),# end of box
box(
status = "primary",
width = 4,
height = 450,
title = "Prediction Summary Plot",
solidHeader = FALSE,
showOutput("predictionPlot", "nvd3")
)# end of box
)# end of box
),# end of fluidrow
fluidRow(
box(
status = "primary",
width = 12,
title = "Arima / ETS Model Forecast",
solidHeader = TRUE,
collapsible = TRUE,
box(
status = "primary",
width = 6,
title = "Arima Model Forecast",
solidHeader = FALSE,
plotOutput("arimaForecastPlot")
),# end of box
box(
status = "primary",
width = 6,
title = "Exponential Smoothing (ETS) Model Forecast",
solidHeader = FALSE,
plotOutput("etsForecastPlot")
)# end of box
)# end of box
),# end of fluidrow
fluidRow(
box(
status = "primary",
width = 12,
title = "Naive / Neural Network Model Forecast",
solidHeader = TRUE,
collapsible = TRUE,
box(
status = "primary",
width = 6,
title = "Naive Model Forecast",
solidHeader = FALSE,
plotOutput("naiveForecastPlot")
),# end of box
box(
status = "primary",
width = 6,
title = "Neural Network Model Forecast",
solidHeader = FALSE,
plotOutput("neuralForecastPlot")
)# end of box
)# end of box
),# end of fluidrow
fluidRow(
box(
status = "primary",
width = 12,
title = "BATS / TBATS Model Forecast",
solidHeader = TRUE,
collapsible = TRUE,
box(
status = "primary",
width = 6,
title = "BATS Model Forecast",
solidHeader = FALSE,
plotOutput("batsForecastPlot")
),# end of box
box(
status = "primary",
width = 6,
title = "TBATS Model Forecast",
solidHeader = FALSE,
plotOutput("tbatsForecastPlot")
)# end of box
)# end of box
),# end of fluidrow
fluidRow(
box(
status = "primary",
width = 12,
title = "STLM / STS Model Forecast",
solidHeader = TRUE,
collapsible = TRUE,
box(
status = "primary",
width = 6,
title = "STLM Model Forecast",
solidHeader = FALSE,
plotOutput("stlmForecastPlot")
),# end of box
box(
status = "primary",
width = 6,
title = "STS Model Forecast",
solidHeader = FALSE,
plotOutput("stsForecastPlot")
)# end of box
)# end of box
)# end of fluidrow
)# end of column
)# end of conditional panel
)# end of fluidrow
)# end of fluidPage
),# end of tabItem
tabItem(tabName = "helpAbout",
fluidPage(
column(width = 4
),# end of column
column(width = 4,
box(
title = "About shinyHome",
width = 12,
background = "green",
solidHeader = FALSE,
collapsible = FALSE,
collapsed = FALSE,
h3("Introduction"),
p(paste("Project Name: shinyHome")),
p(paste("Coursera Building Data Products course, Data Science Specialization")),
p(paste("Project Description: This shiny based application allows users to:")),
tags$ul(
tags$li("Explore current and historical median home value data for over 20,000 US markets"),
tags$li("Analyze price trends using time series decomposition techniques"),
tags$li("Create and evaluate prediction modules using eight time series forecasting algorithms"),
tags$li("Forecast home values using the prediction algorithms")
),# end of tags$ul
h3("Configuration"),
p(
paste("The application was written on R 3.3.1 for Windows.")),
h3("Requirements"),
p(
paste("This application requires the following R packages:")),
tags$ul(
tags$li("datasaets"),
tags$li("dplyr"),
tags$li("forecast"),
tags$li("ggplot2"),
tags$li("plotly"),
tags$li("plyr"),
tags$li("rCharts"),
tags$li("shiny"),
tags$li("shinydashboard"),
tags$li("TTR"),
tags$li("xslx")
),#end of tags$ul
h3("File Manifest"),
p(
paste("The file manifest is as follows:")),
tags$ul(
tags$li("currentCity: Current home value index and growth rates by city"),
tags$li("currentCounty: Current home value index and growth rates by county"),
tags$li("currentState: Current home value index and growth rates by state"),
tags$li("currentZip: Current home value index and growth rates by zip code"),
tags$li("geo: State, county, city and zip code cross-reference file"),
tags$li("hviAllCity: Historical home value data by city"),
tags$li("hviAllCounty: Historical home value data by county"),
tags$li("hviAllState: Historical home value data by state"),
tags$li("hviAllZip: Historical home value data by zip code"),
tags$li("models: Descriptions of forecasting algorithms employed")
),#end of tags$ul
h3("Copyright"),
p(
paste("Copyright John James, 2016")),
h3("Contact"),
p(
paste("John James, Developer, Maintainer, john.james.sf@gmail.com")),
h3("Known Bugs"),
p(
paste("When running the structural model for time series by maximum
likelihood (StructTS) the application occasionally throws the following
error: Error in optim(start, f, method = method, hessian = TRUE, ...) :
L-BFGS-B needs finite values of 'fn'")),
h3("Credits and Acknowledgements"),
tags$ul(
tags$li("Huge acknowledgement to Zillow Research for the data. http://www.zillow.com/research/data/"),
tags$li("Ramnath Vaidyanathan for a beautiful charting package"),
tags$li("Joe Cheng for his active support in the githubsphere"),
tags$li("Avril Coghlan for the not so little book on R for time series."),
tags$li("The universe of shiny programmers that seem to have already asked and answered all my questions before I knew I had them")
)#end of tags$ul
)# end of box
)# end of column
)# end of fluidpage
), #end of tabItem
tabItem(tabName = "helpWelcome",
column(width = 4,
box(
title = "Analytics for the Real Estate Market",
width = 12,
height = 550,
background = "green",
solidHeader = FALSE,
collapsible = FALSE,
collapsed = FALSE,
h3("Welcome to shinyHome"),
p(
paste("Here, we use statistical inference and forecast modeling techniques to
explore and forecast over 13,000 real estate markets in the United States.
This tool will enable you to:")),
tags$ul(
tags$li("get a snapshot and timeseries of the states and cities with the highest annual increase in median home values
on this", span("Dashboard page,", style = "color:white")),
tags$li("explore home price indices and growth rates across various markets at several levels of granularity in
the", span("Market Explorer,", style = "color:white")),
tags$li("select a market and analyze and decompose price movements into their seasonal, trend and irregular components in the"
, span("Value Analyzer,", style = "color:white")),
tags$li("train the most popular forecasting models and compare predictive accuracies in the", span("Forecast Modeler,", style = "color:white"), "and"),
tags$li("use these models to forecast home prices in virtually every US real estate market in the", span("Market Forecaster.",
style = "color:white"))
)#end of ul tag
)# end of box
), #end of column
column(width = 4,
box(
title = "Application Organization",
width = 12,
height = 550,
background = "green",
solidHeader = FALSE,
collapsible = FALSE,
collapsed = FALSE,
h3("Explore, Train, Compare, Forecast"),
p(
paste("The app is organized to take you from market exploration, to selection, model training and forecasting.
The pages are summarized as follows:")),
tags$ul(
tags$li("Dashboard: Provides some basic statistics on home values and home value growth in the United States"),
tags$li("Market Explorer: This is a query based page that allows you to explore markets by home value, rate
of home value growth, and geography."),
tags$li("Value Analyzer: Once you have selected a market, you can analyze price movements from a seasonal,
trend, and irregular components"),
tags$li("Forecast Modeler - Train Models: You will select a market, designate a training and test set, select a
forecast algorithm, train the model and evaluate its performance."),
tags$li("Forecast Modeler - Compare Models: This page will allow you to run eight of the most popular forecast
algorithms, and compare their predictive accuracy, side-by-side."),
tags$li("Market Forecaster: You will be able to select a market and forecast home values for up to 10 years.")),
p(
paste("To get started, click on the Market Explorer menu on the left. For help, click on the help tab on
the sidebar panel.")),
p(
paste("Enjoy!"))
)# end of box
)# end of column
),# end oftabItem
tabItem(tabName = "helpDashboard",
column(width = 4,
box(
width = 12,
background = "green",
solidHeader = FALSE,
collapsible = FALSE,
collapsed = FALSE,
h3("Dashboard"),
p(
paste("The Dashboard provides an introduction to the site and some basic
statistics on the US housing market such as:")),
tags$ol(
tags$li("US Home Value Index – Median Home Price [1]"),
tags$li("Market with highest median home value [2]"),
tags$li("The US annual growth in median home values [3]"),
tags$li("Market with highest annual growth in home values [4]"),
tags$li("The top 10 states by median home value growth [5]"),
tags$li("The top 10 cities by median home value growth [6]"),
tags$li("Top 10 states by median home value growth home value price time series [7]"),
tags$li("Top 10 cities by median home value growth home value time series [8]")
),# end of tags$ol
p(
paste("The data set for this site includes current and historical home value
indices for over 20,000 markets. The Market Explorer page will allow you to query
and report on markets from the state to the zip code level."))
)# end of box
),# end of column
column(width = 8,
box(
status = "primary",
width = 12,
solidHeader = FALSE,
img(src = "dashboard1.png", height = 400, width = 1020),
img(src = "dashboard2.png", height = 300, width = 1020)
)# end of box
)# end of column
), #end of tabItem
tabItem(tabName = "helpBuildQuery",
column(width = 4,
box(
title = "Market Explorer",
width = 12,
background = "green",
solidHeader = FALSE,
collapsible = FALSE,
collapsed = FALSE,
p(
paste("The Market Explorer ranks real estate markets by median home value
and/or growth in home value according to your query that we help you build.
The query builder enables you to filter markets by home value range, rate of growth,
and geography.")),
h3("Query Builder"),
tags$strong("Set Level of Analysis [1]"),
p(
paste("You can analyze markets at four levels:")),
tags$ol(
tags$li("State: State level analysis including all 50 states"),
tags$li("County: County level analysis, including one or more counties
within a selected state. If the state is not selected, all US counties are presented"),
tags$li("City: City level analysis, including one or more cities within a selected state or
county. If no city is selected, all US cities are presented"),
tags$li("Zip: Zip code level analysis, including one or more zip codes, within a selected
state, and county or city. If no state, county or city is selected, all markets at the
zip code level are presented.")
),# end of tags$ol
tags$strong("Set Geographic Filter [2]"),
p(
paste("The Geographic Filter enables you to select the Level of Analysis, as well as
the specific geography to analyze. Once you select the level of analysis, state,
county, and city selectors appear which will allow you to further filter markets by a
geography that accords with the level of analysis.")),
tags$strong("Set Home Value Range [3]"),
tags$ul(
tags$li("Use the Home Value Range slider to set the lower and upper bound on home values you wish to analyze."),
tags$li("If you wish to include all homes with values over $2m, check the box labeled 'Include all values exceeding $2m'.")
),# end of tags$ul
tags$strong("Set Growth Rate [4]"),
p(
paste("First, select the Time Horizon over which home value growth will be filtered. Options are:")),
tags$ul(
tags$li("Monthly"),
tags$li("Quarterly"),
tags$li("Annual"),
tags$li("Five Year"),
tags$li("Ten Year")
),# end of tags$ul
p(
paste("Next, enter the minimum growth rate in percentage for the time horizon selected.")),
tags$strong("Go!"),
p(
paste("Once you have made your selection, press 'Go' to process your query."))
)# end of box
),#end of column
column(width = 8,
box(
status = "primary",
width = 12,
solidHeader = FALSE,
img(src = "queryBuilder.png", height = 600, width = 1020)
)# end of box
)# end of column
),# end of tabItem
tabItem(tabName = "helpMarketReport",
fluidPage(
column(width = 4,
box(
title = "Market Explorer Report",
width = 12,
background = "green",
solidHeader = FALSE,
collapsible = FALSE,
collapsed = FALSE,
p(
paste("This page provides several plots and a table that allows you to analyze and
compare markets by home values, home value growth and geography. The page includes:")),
tags$ul(
tags$li("Value Growth by Value Scatterplot: This graphic illuminates the relationship between home values and home value growth. [1]"),
tags$li("Distribution of Median Home Values: This illuminates the distribution of current home values according your query. [2]"),
tags$li("Markets Table: This table lists the markets, their median home values, and home value growth rates, according to your query [3]"),
tags$li("Top Markets By Growth: This bar chart shows the top markets by growth over the time horizon selected [4]"),
tags$li("Median Home Values for Top Growth Markets: This chart provides the historical price movements for the top markets by growth listed above [5]")
)# end of tags$ul
)# end of box
),# end of column
column(width = 8,
box(
status = "primary",
width = 12,
solidHeader = FALSE,
img(src = "marketExplorer1.png", height = 500, width = 1020),
img(src = "marketExplorer2.png", height = 500, width = 1020)
)# end of box
)# end of column
)# end of fluidpage
), #end of tabItem
tabItem(tabName = "helpNonSeasonal",
column(width = 4,
box(
title = "Value Analysis",
width = 12,
background = "green",
solidHeader = FALSE,
collapsible = FALSE,
collapsed = FALSE,
p(
paste("The Value Analyzer allows you to analyze home value price movements for selected markets.
You will be able to analyze and decompose price movements into their seasonal and non-seasonal components. ")),
h3("Explore Non-Seasonal Home Value Time Series"),
tags$strong("Select a Market [1:3]"),
p(
paste("Whereas we queried multiple markets in the Market Explorer, here you will be selecting a specific market at either the state,
county, city or zip code level. Once you have selected a market, press the 'Go' button to reveal some key statistics [3] and
the seasonal and non-seasonal time series.")),
tags$strong("Non-Seasonal Home Value Time Series [4]"),