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Andy Terrel committed Nov 14, 2020
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84 changes: 60 additions & 24 deletions notebooks/01_model_review.ipynb
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}
},
"source": [
"### Showing your Data Prep"
]
},
{
"cell_type": "markdown",
"metadata": {
"slideshow": {
"slide_type": "subslide"
}
},
"source": [
"### Write down the meta-model\n",
"### Write down your Meta model\n",
"\n",
"**objective** – a sentence or two on what your model or analysis aims at.\n",
"\n",
Expand All @@ -1054,12 +1043,19 @@
}
},
"source": [
"### Write down the meta-model\n",
"\n",
"**inputs**\n",
"- Tell us what the model reads, e.g. postgres_db_uri , or an S3 location like https://s3.console.aws.amazon.com/s3/buckets/bar/baz\n",
"- What is the provenance? Directly querying a System of Record? Or a subsequent journey? Can we reproduce it?\n",
"\n",
"- What is the provenance? Directly querying a System of Record? Or a subsequent journey? Can we reproduce it?"
]
},
{
"cell_type": "markdown",
"metadata": {
"slideshow": {
"slide_type": "subslide"
}
},
"source": [
"**outputs** \n",
"- Where will inferences go? Stdout, file, S3, a table? \n",
"- Should we be worried about overwriting some frozen output?"
Expand All @@ -1073,32 +1069,72 @@
}
},
"source": [
"### Write down the meta-model\n",
"\n",
"**assumptions**\n",
"\n",
"- Are assumptions explicitly written down in a ReadMe? \n",
"- The most common violations \n",
" - assuming independence over observations that aren't independent, or \n",
" - implicitly assuming some statistical distribution such as normality.\n",
"\n",
"- Do assumptions actually hold in practice, in the observed data? \n",
"\n",
"- Do assumptions actually hold in practice, in the observed data? \n"
]
},
{
"cell_type": "markdown",
"metadata": {
"slideshow": {
"slide_type": "subslide"
}
},
"source": [
"**benchmark** \n",
"\n",
"- What competing model are you comparing performance to? \n",
"- Is it the best available?\n",
"\n",
"- Is it the best available?\n"
]
},
{
"cell_type": "markdown",
"metadata": {
"slideshow": {
"slide_type": "subslide"
}
},
"source": [
"**bias-variance tradeoff**\n",
"- What does the learning curve say about overfitting?\n",
"\n",
"- What does the learning curve say about overfitting?"
]
},
{
"cell_type": "markdown",
"metadata": {
"slideshow": {
"slide_type": "subslide"
}
},
"source": [
"**transformation** \n",
"- How is data transformed during ETL? \n",
"- Filtering? \n",
"- Missing attributes? \n",
"- Imputation?"
]
},
{
"cell_type": "markdown",
"metadata": {
"slideshow": {
"slide_type": "subslide"
}
},
"source": [
"### Showing your Data Prep\n",
"\n",
"\n",
"<span style=\"display: inline-block; height:700px; width:2000px\"></span>\n",
"<span style=\"font-size: small\">cue live demo</span>\n"
]
},
{
"cell_type": "markdown",
"metadata": {
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