Merge pull request #84 from wolfv/master

Update slids

Author: SylvainCorlay

2019-09-05-EuroScipy-xtensor/xtensor.ipynb

@@ -4,7 +4,7 @@
    "cell_type": "markdown",
    "metadata": {
     "slideshow": {
-     "slide_type": "subslide"
+     "slide_type": "slide"
     }
    },
    "source": [
@@ -19,7 +19,11 @@
   },
   {
    "cell_type": "markdown",
-   "metadata": {},
+   "metadata": {
+    "slideshow": {
+     "slide_type": "subslide"
+    }
+   },
    "source": [
     "## C++ all the things"
    ]
@@ -51,15 +55,49 @@
    "cell_type": "markdown",
    "metadata": {
     "slideshow": {
-     "slide_type": "subslide"
+     "slide_type": "slide"
     }
    },
    "source": [
-    "# N-D arrays are everywhere\n",
+    "# Motivation\n",
+    "\n",
+    "## N-D arrays are everywhere\n",
+    "\n",
+    "<img src=\"src/pyjlr.png\" width=\"500px\" />\n",
     "\n",
     "- ... except for C++\n",
     "- Basic building block of data science\n",
-    "- Images, Videos, Music, Point Clouds – all are expressed as N-dimensional data."
+    "- Images, Videos, Music, Point Clouds – all are expressed as N-dimensional data"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {
+    "slideshow": {
+     "slide_type": "subslide"
+    }
+   },
+   "source": [
+    "## The interlanguage meeting\n",
+    "\n",
+    "<img src=\"../2017-04-09-PyDataAmsterdam-xtensor/src/workshop-berkeley.jpg\" width=\"50%\"/>\n",
+    "\n",
+    "On November 9, 2015, key developers from the R and Python ecosystems gathered in Berkeley for a workshop to explore data structures across programming languages and Packages. "
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {
+    "slideshow": {
+     "slide_type": "subslide"
+    }
+   },
+   "source": [
+    "# Their conclusions\n",
+    "\n",
+    "- Enforce common formats and protocols to communicate and store these data structures.\n",
+    "- Support for these protocols accross all three languages.\n",
+    "- Converge on common native C++ implementations of these data structures with bindings for multiple scripting languages."
    ]
   },
   {
@@ -69,6 +107,19 @@
      "slide_type": "subslide"
     }
    },
+   "source": [
+    "# One Tensor to Rule Them All\n",
+    "\n",
+    "<img src=\"../2017-04-09-PyDataAmsterdam-xtensor/src/ring.png\" />"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {
+    "slideshow": {
+     "slide_type": "slide"
+    }
+   },
    "source": [
     "<img src=\"src/xtensor.png\" width=\"500px\" />\n",
     "\n",
@@ -658,13 +709,42 @@
    "source": [
     "# Benchmarks\n",
     "\n",
-    "- Standalone C++: 0.016s\n",
-    "- Python + NumPy: 14.22s\n",
-    "- Python + xtensor: 0.022s\n",
-    "- Julia: 0.014s\n",
-    "- Julia + xtensor: 0.014s\n",
-    "- R: 9.905s\n",
-    "- R + xtensor: 0.013s"
+    "\n",
+    "<table style=\"font-size: 30px; font-family: monospace;\">\n",
+    "    <tr>\n",
+    "    <th width=\"400px\">Language</th>\n",
+    "    <th>Time</th>\n",
+    "    </tr>\n",
+    "    <tr>\n",
+    "        <td>Standalone C++</td>\n",
+    "        <td>0.016s</td>\n",
+    "    </tr>\n",
+    "    <tr>\n",
+    "        <td>Python + NumPy</td>\n",
+    "        <td>14.220s</td>\n",
+    "    </tr>\n",
+    "    <tr>\n",
+    "        <td>Python + xtensor</td>\n",
+    "        <td>0.022s</td>\n",
+    "    </tr>\n",
+    "    <tr>\n",
+    "        <td>Julia</td>\n",
+    "        <td>0.014s</td>\n",
+    "    </tr>\n",
+    "    <tr>\n",
+    "        <td>Julia + xtensor</td>\n",
+    "        <td>0.014s</td>\n",
+    "    </tr>\n",
+    "    <tr>\n",
+    "        <td>R</td>\n",
+    "        <td>9.905s</td>\n",
+    "    </tr>\n",
+    "    <tr>\n",
+    "        <td>R + xtensor</td>\n",
+    "        <td>0.014s</td>\n",
+    "    </tr>\n",
+    "\n",
+    "</table>"
    ]
   },
   {
@@ -759,7 +839,7 @@
   }
  ],
  "metadata": {
-  "celltoolbar": "Diaporama",
+  "celltoolbar": "Slideshow",
   "kernelspec": {
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