data analysis

Promoter motif plot using BioVizSeq package

Kazu Nozue / 2025-09-02

#install.packages("BioVizSeq") library(BioVizSeq) #library(shinydashboard) #install.packages("shinycssloaders") # /var/folders/_w/7dj610fh8xn6h8001s7_5h3r0000gn/T//Rtmph1L7Mw/downloaded_packages…

data analysis

Home electricity 2019-2023

Kazu Nozue / 2023-05-02

As I planned in my past post, “The second solar system project: timeline”, I woudl like to review the performance of the second solar, as well as other important events related to electricity consumption. […] To obtain data of grid usage, I extracted important numbers from monthly PG&E…

data analysis

The second solar system project: timeline

Kazu Nozue / 2021-04-04

Increasing self-production of electricity at home has a couple of benefits. […] My first solar system produced 3803 kWh per year (an average of 2015 - 2020) 1. Switching a gas-powered car to an electric car in 2019 increased electricity comsumption 2.5 times (from (3938 to 10342 kWh). The…

data analysis

Useful R techniques 2

Kazu Nozue / 2021-03-19

Key words are key, value, inner_join(), left_join(), right_join(), full_join, semi_join(), and anti_join(). Read a book written by Hadley Wickham and Garrett Grolemund.

data analysis

Heart rate data analysis 1

Kazu Nozue / 2021-01-01

An Apple watch measures heart rate and you can download its raw data. Here I plotted my daughter’s data in this year. Please see Taras Kaduk’s blog ( https://taraskaduk.com/2019/03/23/apple-health/) for details. library(XML) library(tidyverse) library(lubridate) library(scales) library(ggthemes)…

data analysis

Useful R techniques 1

Kazu Nozue / 2020-12-24

mtcars %>% rownames_to_column() %>% filter(str_detect(rowname,"Mazda")) ## rowname mpg cyl disp hp drat wt qsec vs am gear carb ## 1 Mazda RX4 21 6 160 110 3.9 2.620 16.46 0 1 4 4 ## 2 Mazda RX4 Wag 21 6 160 110 3.9 2.875 17.02 0 1 4 4 mtcars %>% rownames_to_column() %>%…