subject-locomotives-gutenberg


Introduction

This is a Distant Reader "study carrel", a set of structured data intended to help the student, researcher, or scholar use & understand a corpus.

This study carrel was created on 2021-06-06 by Eric Morgan <emorgan@nd.edu>. The carrel was created using the Distant Reader gutenberg process, and the input was the result of a query applied to a local mirror of Project Gutenberg -- facet_subject:"Locomotives". Then, for future reference, the results were saved to a Zip file complete with rudimentary bibliographics. The name of the file is input-file.zip. The Zip file was then unpacked and the contents saved to a cache as well as a directory of plain text files. All of the analysis -- "reading" -- has been done against these plain text files. For example, a short narrative report has been created. This Web page is a more verbose version of that report.

All study carrels are self-contained -- no Internet connection is necessary to use them. Download this carrel for offline reading. The carrel is made up of many subdirectories and data files. The manifest describes each one in greater detail.

Size

There are 8 item(s) in this carrel, and this carrel is 318,406 words long. Each item in your study carrel is, on average, 45,486 words long. If you dig deeper, then you might want to save yourself some time by reading a shorter item. On the other hand, if your desire is for more detail, then you might consider reading a longer item. The following charts illustrate the overall size of the carrel.

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histogram of sizes
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box plot of sizes

Readability

On a scale from 0 to 100, where 0 is very difficult and 100 is very easy, the documents have an average readability score of 75. Consequently, if you want to read something more simplistic, then consider a document with a higher score. If you want something more specialized, then consider something with a lower score. The following charts illustrate the overall readability of the carrel.

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histogram of readability
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box plot of readability

Word Frequencies

By merely counting & tabulating the frequency of individual words or phrases, you can begin to get an understanding of the carrel's "aboutness". Excluding "stop words", some of the more frequent words include:

engine, steam, valve, one, mr, railway, locomotive, will, stephenson, pressure, time, two, made, first, water, brake, fire, engines, line, work, great, boiler, air, wheels, cylinder, may, engineer, working, pipe, inches, coal, road, piston, end, george, miles, iron, position, much, also, many, four, now, side, years, cylinders, must, railways, weight, found

Using the three most frequent words, the three files containing all of those words the most are The Life of George Stephenson and of his Son Robert Stephenson Comprising Also a History of the Invention and Introduction of the Railway Locomotive, The Traveling Engineers'' Association to Improve the Locomotive Engine Service of American Railroads Examination Questions and Answers for Firemen for Promotion and New Men for Employment, and Illustrated Catalogue of Locomotives; Baldwin Locomotive Works.

The most frequent two-word phrases (bigrams) include:

george stephenson, brake pipe, robert stephenson, main reservoir, brake valve, locomotive engine, working order, feed valve, brake cylinder, total weight, chat moss, slide valve, automatic brake, many years, gross tons, pipe pressure, steam chest, pressure cylinder, general design, live steam, manchester railway, distributing valve, level gross, cylinders inches, design illustrated, cumberland valley, will cause, new york, high pressure, railroad company, united states, total wheel, one day, one hundred, darlington railway, low pressure, reverse lever, pressure steam, locomotive engines, safety valve, per cent, one side, locomotive brake, steam pressure, took place, west moor, front end, valley railroad, brake cylinders, inches wide

And the three file that use all of the three most frequent phrases are The Life of George Stephenson and of his Son Robert Stephenson Comprising Also a History of the Invention and Introduction of the Railway Locomotive The Traveling Engineers'' Association to Improve the Locomotive Engine Service of American Railroads Examination Questions and Answers for Firemen for Promotion and New Men for Employment, and How to Become an Engineer.

While often deemed superficial or sophomoric, rudimentary frequencies and their associated "word clouds" can be quite insightful:

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unigrams
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bigrams

Keywords

Sets of keywords -- statistically significant words -- can be enumerated by comparing the relative frequency of words with the number of times the words appear in an entire corpus. Some of the most statistically significant keywords in the carrel include:

illustration, engine, railroad, mr., fig, cylinder, young, york, wylam, work, wood, william, wheels, weight, watt, water, valve, valley, trevithick, tender, stockton, stephenson, steam, station, sir, rocket, robert, railway, pressure, pref, pioneer, pease, parliament, north, newcastle, moss, midland, manchester, lord, london, locomotive, liverpool, leeds, klondike, killingworth, john, james, inch, house, great

And now word clouds really begin to shine:

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keywords

Topic Modeling

Topic modeling is another popular approach to connoting the aboutness of a corpus. If the study carrel could be summed up in a single word, then that word might be engine, and Practical Rules for the Management of a Locomotive Engine in the Station, on the Road, and in cases of Accident is most about that word.

If the study carrel could be summed up in three words ("topics") then those words and their significantly associated titles include:

  1. stephenson - The Life of George Stephenson and of his Son Robert Stephenson Comprising Also a History of the Invention and Introduction of the Railway Locomotive
  2. valve - The Traveling Engineers'' Association to Improve the Locomotive Engine Service of American Railroads Examination Questions and Answers for Firemen for Promotion and New Men for Employment
  3. trautwine - Introduction of the Locomotive Safety Truck Contributions from the Museum of History and Technology: Paper 24

If the study carrel could be summed up in five topics, and each topic were each denoted with three words, then those topics and their most significantly associated files would be:

  1. stephenson, railway, mr - The Life of George Stephenson and of his Son Robert Stephenson Comprising Also a History of the Invention and Introduction of the Railway Locomotive
  2. valve, engine, steam - The Traveling Engineers'' Association to Improve the Locomotive Engine Service of American Railroads Examination Questions and Answers for Firemen for Promotion and New Men for Employment
  3. grade, lb, 10 - Transactions of the American Society of Civil Engineers, Vol. LXX, Dec. 1910 Locomotive Performance On Grades Of Various Lengths, Paper No. 1172
  4. engine, water, steam - Practical Rules for the Management of a Locomotive Engine in the Station, on the Road, and in cases of Accident
  5. effected, secretary, emptied - Introduction of the Locomotive Safety Truck Contributions from the Museum of History and Technology: Paper 24

Moreover, the totality of the study carrel's aboutness, can be visualized with the following pie chart:

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topic model

Noun & Verbs

Through an analysis of your study carrel's parts-of-speech, you are able to answer question beyonds aboutness. For example, a list of the most frequent nouns helps you answer what questions; "What is discussed in this collection?":

engine, steam, valve, pressure, time, railway, water, fire, brake, line, engines, boiler, air, cylinder, pipe, inches, engineer, wheels, coal, end, miles, work, road, position, iron, piston, years, cylinders, side, day, railways, power, box, train, oil, illustration, way, lamp, tons, feet, weight, men, purpose, length, part, man, drivers, diameter, rod, place

An enumeration of the verbs helps you learn what actions take place in a text or what the things in the text do. Very frequently, the most common lemmatized verbs are "be", "have", and "do"; the more interesting verbs usually occur further down the list of frequencies:

was, be, is, were, had, been, have, are, made, being, has, do, found, used, said, working, having, done, make, see, put, take, took, built, did, brought, run, placed, constructed, carried, worked, given, went, became, work, taken, set, connected, employed, making, give, proposed, running, become, get, called, opened, following, cut, held

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nouns
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verbs

Proper Nouns

An extraction of proper nouns helps you determine the names of people and places in your study carrel.

stephenson, _, a., q., mr., george, railway, robert, london, liverpool, manchester, newcastle, |, killingworth, fig, railroad, baldwin, ., trevithick, england, engine, darlington, sir, bridge, moss, stockton, c, locomotive, company, york, john, c., pioneer, tender, general, watt, north, wheels, parliament, new, west, great, william, pease, midland, house, lord, james, august, weight

An analysis of personal pronouns enables you to answer at least two questions: 1) "What, if any, is the overall gender of my study carrel?", and 2) "To what degree are the texts in my study carrel self-centered versus inclusive?"

it, he, his, they, its, their, him, them, i, you, we, himself, my, your, our, me, itself, her, themselves, us, she, myself, yourself, one, thy, theirs, thee, ourselves, tight,--the, mine, letter).--some, herself, dim.=, ''s

Below are words cloud of your study carrel's proper & personal pronouns.

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proper nouns
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pronouns

Adjectives & Verbs

Learning about a corpus's adjectives and adverbs helps you answer how questions: "How are things described and how are things done?" An analysis of adjectives and adverbs also points to a corpus's overall sentiment. "In general, is my study carrel positive or negative?"

locomotive, other, great, same, first, many, main, high, such, more, necessary, new, large, small, much, full, old, little, good, several, few, possible, own, low, practical, total, open, long, greater, public, front, early, short, important, best, sufficient, less, heavy, proper, considerable, last, original, general, lower, second, different, present, simple, ready, single

not, up, so, out, then, as, very, about, also, only, now, thus, more, down, most, off, however, well, too, still, much, even, on, never, back, first, afterward, far, nearly, again, together, in, almost, yet, there, always, soon, long, usually, over, once, accordingly, shortly, therefore, indeed, quite, instead, entirely, properly, often

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adjectives
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adverbs

Next steps

There is much more to a study carrel than the things outlined above. Use this page's menubar to navigate and explore in more detail. There you will find additional features & functions including: ngrams, parts-of-speech, grammars, named entities, topic modeling, a simple search interface, etc.

Again, study carrels are self-contained. Download this carrel for offline viewing and use.

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