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SWORT

Student Research Program · Week 00

Calibration
Exercise

A flight log, five minutes long and seven channels wide, with an unstated number of things wrong in it. Your job is to look at it and tell me what you notice.

Task 1 of 8

Say what you see, before anything explains it.

One channel from a different flight. No labels, no legend, and nothing above it telling you what to look for. That is deliberate: what you notice with no help is the only measurement this exercise cannot take twice.

A blank or an "I do not know" is a real answer and tells me something true. There is nothing to read first, and nothing to get right.

What you write here first is what I see. It is saved as it stands the moment you open the explanation below or answer one of the four items, so answer it now rather than coming back to it. You can still change what is on your screen afterwards, and I will see both.

This is not a test and nothing here is graded. It is optional, it takes about 45 minutes, and nothing you send affects your place in the Program or your certificate. It exists to find the right starting point, not to sort anybody.

Please do not look things up to improve an answer. An answer that shows what you already know is worth far more to me than a polished one. And if your honest answer is that you do not know what something is, write exactly that. It is genuinely the most useful thing you can put down.

Everything you type stays on your device until you choose to send it. Nothing on this page is a form, there is no database behind it and no analytics on it. Here is the full list of what gets sent when you do send it.

Signing in is the one exception, and it is separate: the site knows that you opened the coursework and roughly when. It never sees an answer.

01

What to look for

This part is optional and it is your choice whether to open it.

Not sure what to look for? Open this. Four short animations covering what a sample is, the four usual ways a channel goes wrong, and how one channel can explain another. It will not count against you. Optional · about 5 minutes · whether you open it is recorded and it is not held against you
What a channel is1 / 1
Four ways a channel goes wrong1 / 1
One channel explains another1 / 1

If you would rather go straight to the log without reading this, that is a perfectly good choice and genuinely tells me something useful.

02

Four to try

One thing to be straight about

These four are not graded and they do not affect anything: not your place in the Program, not your certificate, nothing.

But I do want to be straight with you about what I see. Which ones you get right, and how many hints you show, does get sent to me along with everything else, because it is the part that tells me where to start.

Showing a hint is a good thing to do, not a cost. It tells me something more useful than a guess does, and I would rather see four hints and four right answers than four guesses.

Your first answer to each one is the one I see. Changing it afterwards will not replace it, so there is nothing to gain from working through the options, and nothing lost by being wrong. Keep going after you answer if you want to work it out: that is what the retries are for, and I see that too.

Four traces you have not seen. Answer, check, and show the hint whenever you want one.

Asking is not a cost

Taking a hint is a good decision, not a penalty. It tells me something more useful than a guess does, and I would rather see four hints and four right answers than four guesses. The hints stay open after you answer, because that is where most of the learning is.

How far up the hints you went is recorded and sent, along with everything else. It is not a mark. Somebody who gets an item with one hint is in a different place from somebody who needed all three, and both are useful to know.

One more, and this one has no single right answer

Below is a channel with three real spikes in it and a lot of ordinary noise. Drag the dashed line up and down. Everything above it gets flagged. Arrow keys work too.

Put the line where it catches the three real spikes and nothing else.

Flagged: 0 of 150 samples

This is the part people skip. A spike is only a spike relative to a line you drew, so where you put the line is the claim. Too low and the noise comes with it; too high and the real thing disappears. There is a band of correct answers here rather than one number, and knowing that is worth more than hitting it.

03

Now the real log

Three thousand samples, seven channels, five minutes of flight. Turn channels on and off, zoom in, and move across to read exact values.

Drag across the chart to measure a window, and it will report the mean and range of every channel you have switched on over exactly that stretch. Tap once to mark a finding.

Notes for this weekYours. Stays on this device and is never sent.
Tap the chart to mark a finding

If you would rather work in Python, a spreadsheet or anything else, that button gives you the same data as a plain CSV. Findings you work out that way count exactly the same. The file is built here in your browser, so downloading it sends nothing anywhere.

Your findings

There is no target number. One careful finding beats six guesses, and marking something that turns out to be perfectly normal is not a mistake: it is useful data about what draws the eye.

04

Where you are right now

No wrong answers, and a row of zeroes is a perfectly good outcome. Nobody is expected to arrive knowing these.

0 not heard of it · 1 heard of it · 2 have used it · 3 comfortable with it

05

Something you noticed yourself

Everything in that log was made up for this exercise. Now the same skill, on something real. Think of a measurement or a reading you have seen in your own life that did not look right: a scale that gave three different answers, a speedometer that disagreed with a phone, a sensor in a project that drifted. You do not need equipment and you do not need to be sure.

06

How you got here

Not whether you were right. What you did, in the order you did it, from what you already wrote down.

    07

    Sending it back

    Exactly what gets sent

    When you press one of the buttons below, this is everything that goes to me. Nothing else, and nothing at all before you press one.

    • Your name, if you type one in.
    • Your answer to the first question, saved as you first wrote it. It is saved the moment you open the explanation or answer an item, because after that it is no longer an answer to what you already knew.
    • Whether you opened the "what to look for" section. Opening it is fine and is not held against you.
    • For each of the four items: your FIRST answer, which is kept as given and not replaced if you change it afterwards, plus where you ended up, how many tries you took, and how many hints you showed.
    • Your first setting of the threshold line, kept as first given, and how many times you checked it.
    • Every finding you mark on the log: its time, what you labelled it, and your note.
    • Your self report ratings and your written answers.
    • Roughly how long the page was open, to the nearest minute.
    • Whether you opened the explanation of the log at the end, how many of its workings you unfolded, and how many of the three recall answers you asked to see. This is so the first session can start where you actually are rather than where I guess you are. It records that you looked, never how you did: the recall questions have no right answer stored anywhere and nothing you type into them is kept or sent.
    • Nothing above is sent until you press a button. Separately, and only on this device: your work is saved automatically in this browser so that closing the tab does not lose it. On a shared computer the next person opening this link would see it, and there is a button in the banner at the top to clear it.
    • Separately from all of the above: signing in tells the site that your name opened the coursework and when. That is the only thing it records, it is not part of your answers, and it happens whether or not you ever press send.

    Scroll the list. All eleven are here.

    None of it is graded and none of it affects your place in the Program or your certificate. If you would rather see it than take my word for it, the last button shows you the exact text.

    What stays on this device

    This page saves your work automatically as you go, into this browser on this computer or phone. It never leaves the device on its own, and I cannot see it until you send it.

    Two things worth knowing about that.

    • On a shared or family computer, the next person to open this link sees your work. If that matters, press Start again when you finish, or use the Clear it and start fresh button in the banner at the top.
    • Pressing Copy puts your answers, your name and your email on this device's clipboard, where other apps can read it until you copy something else. On a shared computer, copy anything else afterwards to clear it.
    • It does not follow you between devices, and some phones clear this kind of storage after a week or so of not visiting. If you start on a phone and want to finish on a laptop, or you are leaving it a while, use Download a progress file and load it on the other device.

    Send to SWORT by email opens your mail app with everything already written in it, addressed to [email protected]. You still press send, so nothing leaves until you do, and it lands in your own sent items so you have a copy.

    Send from this phone opens your phone's own share sheet, so you can pick Mail, Gmail, WhatsApp or anything else you already use. It appears only on devices that support it, and it sends nothing on its own: you still choose the app and press send.

    If your answers are long, some mail apps cut a prefilled message short. When that happens the button puts the full text on your clipboard instead and tells you to paste it in, rather than quietly sending you half.

    Where your work lives

    Your work is saved in this browser, on this device, every time you change anything. Nothing is on a server and nobody can see it, including me, until you press one of the send buttons above.

    Because of that, opening this page on a different device or in a different browser starts you over with an empty page. Nothing has been lost, it is simply somewhere else. Use Download a progress file to carry your work across, and load it on the other device.

    Saved automatically saved

    Erase everything on this device

    This removes your answers, your name, your email address, and your saved work for every week, and it signs this browser out. It cannot be undone.

    Only for when you are handing the computer back, or you have found somebody else's work here. If you just want to change an answer, you can change it directly.

    Where this would put you

    If you want, this will tell you what the first session would start with for you. It is not a score and not a level: it changes which things get spent time on, and nothing else.

    Your work saves itself as you go, in this browser on this device only, and never leaves it. If you close the tab you can just open the link again and carry on. Save now is there if you want to see it happen, and Start again wipes it. Every number in the log is synthetic, generated for this exercise, so there is no real flight and no real aircraft behind it.

    // SYS-CAL-01 · Calibration exercise

    08

    What was in the log