Merge branch 'main' into geotiff-with-dtype-next

Author: daslu

deps.edn

@@ -59,10 +59,14 @@
 
   org.soulspace/qclojure                      {:mvn/version "0.22.0"}
   org.babashka/http-client                    {:mvn/version "0.4.22"}
+  io.github.babashka/sci.nrepl                {:mvn/version "0.0.2"}
   com.github.danielsz/bioscoop                {:mvn/version "1.0.5"}
   yamlscript/core                             {:git/url "https://github.com/yaml/yamlscript"
                                                :git/sha "ed7adfbf90a39f379d5a7193bb2e4bdd7f0eecf8"
                                                :deps/root "core"}
+
+  xyz.zcaudate/std.lang                       {:mvn/version "4.0.9"}
+  xyz.zcaudate/rt.basic                       {:mvn/version "4.0.9"}
   }
 
  :mvn/repos {"osgeo" {:url "https://repo.osgeo.org/repository/release/"}} 

site/gis/geotiff_files/image0.png

@@ -0,0 +1,76 @@
+^{:kindly/hide-code true
+  :clay {:title "# Noway Clojure Meetup Dec. 2025: Data analysis"
+         :quarto {:author [:com.github/teodorlu :daslu]
+                  :description "Meetup notes"
+                  :category :clojure
+                  :type :post
+                  :date "2025-12-03"
+                  :tags [:dsp :math :gapminder]
+                  :draft true}}}
+(ns clojure-norway.meetup-2025-12
+  (:require [scicloj.kindly.v4.api :as kindly]
+            [scicloj.kindly.v4.kind :as kind]
+            [scicloj.metamorph.ml.rdatasets :as rdatasets]
+            [scicloj.tableplot.v1.plotly :as plotly]
+            [tablecloth.api :as tc]))
+
+;; - Has GDP per capita improved since 1950?
+;; - Are trends different per continent?
+
+(def ds
+  (-> (rdatasets/gapminder-gapminder)
+      (tc/order-by :year)))
+
+(-> ds
+    (tc/order-by :year)
+    (plotly/layer-line {:=x :year
+                        :=y :gdp-percap
+                        :=color :country}))
+
+(def kuwait? (comp #{"Kuwait"} :country))
+
+(def ds-kuwait
+  (-> ds
+      (tc/order-by [:country :year])
+      (tc/select-rows kuwait?)))
+
+;; Why does gdp per capita decrease in Kuwait?
+
+(-> ds-kuwait
+    (plotly/layer-line {:=x :year
+                        :=y :gdp-percap})
+    (plotly/layer-line {:=x :year
+                        :=y :pop}))
+
+;; Population has increased sharply.
+
+;; What about total gdp?
+
+(-> ds-kuwait
+    (tc/* :gdp [:gdp-percap :pop])
+    (plotly/layer-line {:=x :year
+                        :=y :gdp}))
+
+;; GDP has been rising, overall, even if GDP per capita has been falling.
+
+(tc/head ds)
+
+(defn select-continent [table continent]
+  (-> table
+      (tc/select-rows (comp #{continent} :continent))))
+
+(defn view-continent [continent]
+  [continent
+   (-> ds
+       (select-continent continent)
+       (plotly/layer-line {:=x :year
+                           :=y :gdp-percap
+                           :=color :country}))])
+
+(def continents
+  (into (sorted-set)
+        (tc/column ds :continent)))
+
+continents
+
+(mapv view-continent continents)