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-   -   GWX's "uber" AI demystified (https://www.subsim.com/radioroom/showthread.php?t=104377)

Woof1701 01-24-07 01:33 PM

Hi Ducimus,
Seems you overlooked my last post. So I just repeat it here :)

Quote:

Really excellent post. Since I was never one to complain about the DDs sonar capabilities but about their visual abilities I have a favor to ask:

How does the visual system work. I constantly have problems shadowing convoys and attacking them on the surface at night. Even with really bad weather. And I even had my scope spotted several times when I was literally miles away.

Thanks a lot.

Ducimus 01-24-07 01:38 PM

Quote:

Originally Posted by GT182
How does DD AI know where you are after a torpedo launch, especially if it's a Type II electric?


I can't give you a positive answer on this. THeres alot of small things where it feels like SH3 is sort of cheating the player. Honestly i think the AI is sort of guided by the game to the general vacinity, and the AI's sensors take over from there. Of course this doesnt explain all the times when you launch a torpedo and the AI just doesnt know where the hell to look.

From my own experience what i do primarly after launching a torpedo is to not panic. Early war ill stay up top at periscope depth to watch the fun, and, as silent as i can allow, put the dive planes in normal dive, aim the boat towards the escort and drift downward. I typically wont increase speed unless i hear him speed up, he starts pinging, or gets VERY close. Remember, once you increase RPM's your basically unzipping your fly. Even if he gets very close, ill sometimes not crash dive depending on the escorts disposition. Just remaining calm and let the boat drift down maintaining a small profile. Im very rarely detected doing this, but it is something of a teeth clenching gamble at times. If your wrong about the escorts disposition to you, you just made a mistake. Likewise if you crash dive right away to get to saftey depths, you just made a mistake by saying " Here i am come get me!"

Late war is i different story, ill shoot my fish, then IMMEDIATLY start drifting downward to as silent as i can allow to get a head start before the fish impact. The trick is to find the right speed. Too fast and you unzip your fly. Too slow and your going to be a little bit too close to the surface. Its a balancing act, and its greatly dependant on the state of the sea.

scalelokt 01-24-07 01:38 PM

Thanks for answering the question, makes total sense. An excellent post, thanks so much for taking the time to get this together for us.

Ducimus 01-24-07 01:46 PM

Quote:

Originally Posted by Woof1701
Hi Ducimus,
Seems you overlooked my last post. So I just repeat it here :)

Quote:

Really excellent post. Since I was never one to complain about the DDs sonar capabilities but about their visual abilities I have a favor to ask:

How does the visual system work. I constantly have problems shadowing convoys and attacking them on the surface at night. Even with really bad weather. And I even had my scope spotted several times when I was literally miles away.

Thanks a lot.


That i havent got quite nailed down yet, but ill tell you the bits that i comprehend.

- The AI has the same max visual range that you do.

- Weather, and state of the sea effect the maximum visual distance the AI can see.

- Time of day effects the max visual distance for the AI (IE, day vs night)

- Your profile or aspect effects the AI's ability to see you. Again, bow's on or as close to it as your attack approach allows. Broadside is a no no. Turning on your heel to shoot your rear torpedos, this is always a concern.

- Your surface speed effects the AI's ability to visuall detect you. If your running a night surface attack at flank speed, the odds are theyll notice vs running in at 1/3rd or standard.

- The closer you get, the greater their visual acuity. Personnaly i get no closer then about 2600 to 3000 meters, and only if i keep my profile small, and my speed low, at night.

edit:
When it comes to radar, all bets are off with visual detection.

Jimbuna 01-24-07 01:58 PM

Quote:

Originally Posted by fredbass
I'm sure many players still aren't aware that lowering your speed at silent running to 2k will make a big difference and therefore probably haven't added the Dec. 23 fix either, for one reason or another. I've found that once that is accomplished, there is nothing exceptionally tough about avoiding damage, as long as I have some depth to work with and the war is still in a fairly early point in time. :yep:

And remember what Ducimus has showed you. It can be an advantage to run at a shallower depth to keep your acute angle towards a ship at a minimum, if possible.

Precisely....try to demonstrate a little patience ans self restraint. In real life it could take many hours or even a day+ for the game of 'cat and mouse' to come to an end. :yep:

Mooncatt 01-24-07 02:06 PM

sorry to "butt" in to the nice flow of posts here but i would like to ask how deep a boat can dive in gwx?? is it the same as stock or different. i ask coz on the diagrams he shows a u-boat down at 300 which aint possible in the stock game

GT182 01-24-07 02:10 PM

Thanks Ref for the answer about screw rpms and them getting a fix that way. It's kind of what I thought but at times doesn't seem to hold "too" true in game. I know their sonar and hyrophones pick them up, so that could be why the DDs end up where "you were". That's if you can get away from your fiing point fast enough without the sub being detected. And that will also depend on you firing distance from the intended target.

Lots of good info coming out of this discussion guys. Keep it up guys.... inquiring minds "need" to know. ;)

High Voltage 01-24-07 02:12 PM

In the movies, because active pinging emits a sound pulse, they end up not only hearing it but actually feeling it strike the hull. Is this realistic or only added to create "atmosphere?"
Also, I'd like to take this opportunity to damn you all to hell for ever having gotten me involved in this game!!! You know you're addicted when you log into subsim more often than you do to your own email account. :x:x
Do you guys remember when Jerry switched apartments with Kramer in the episode with Kenny Rogers Roaster?


(Enter Jerry, his hair is like Kramer's. Jerry enters doing Kramer's slide)
Jerry: Hey everybody, I'm on no sleep, no sleep!. You don't know what it's

like in there, all night long things are creeping and cracking. And
that red light is burning my brain!
Elaine: You look a little stressed.
Jerry: Oh I'm stressed! :doh:


Well that's what I feel like. Every surface of my desk is covered in charts, reference books and targetting printouts. My wife just nods her head when she walks by; that's if I even notice her anymore.
Last night's dinner was deep frozen pig's arse and salty water (U-48's fresh water plant was damaged as a result of depth charges and is now allowing seawater to seep in and contaminate our freshwater supply)


Kapitanleutnant Joachim Kreutz
U-48

AVGWarhawk 01-24-07 02:13 PM

Quote:

Originally Posted by mooncatt
sorry to "butt" in to the nice flow of posts here but i would like to ask how deep a boat can dive in gwx?? is it the same as stock or different. i ask coz on the diagrams he shows a u-boat down at 300 which aint possible in the stock game

He stated if you are modding your boat to go 300m your cheating your butt off. So unmodded it ain't happening.

Ducimus 01-24-07 02:13 PM

Quote:

Originally Posted by mooncatt
sorry to "butt" in to the nice flow of posts here but i would like to ask how deep a boat can dive in gwx?? is it the same as stock or different. i ask coz on the diagrams he shows a u-boat down at 300 which aint possible in the stock game

Yes. One could tell you the exact max depth, but that would kinda ruin the surpise. :smug: They dont go down to 300, or even 280 meters, but they do go deeper then 260 meters.

GT182 01-24-07 02:16 PM

:hmm: HV, what's email? Yeah yur now addicted bigtime. But lookout when you don't see the sun for several days on end. ;) LOL

Oh, I gotta run for now. The baby just got home from the hospital, his first time out in the new world.

Ducimus 01-24-07 02:17 PM

Quote:

Originally Posted by AVGWarhawk
Quote:

Originally Posted by mooncatt
sorry to "butt" in to the nice flow of posts here but i would like to ask how deep a boat can dive in gwx?? is it the same as stock or different. i ask coz on the diagrams he shows a u-boat down at 300 which aint possible in the stock game

He stated if you are modding your boat to go 300m your cheating your butt off. So unmodded it ain't happening.

Only because depth charges magically POOF at 300 meters. You are virutally untouchable below 300. May as well type in iddqd.

Mooncatt 01-24-07 02:27 PM

so effectivley if you dont "cheat" its impossible to avoid sonar by using depth because a sonar can go as deep as you can go before being crushed?

ref 01-24-07 02:33 PM

Quote:

Originally Posted by High Voltage
[FONT=Trebuchet MS][SIZE=2]In the movies, because active pinging emits a sound pulse, they end up not only hearing it but actually feeling it strike the hull. Is this realistic or only added to create "atmosphere?"

For what I've read it sounds like someon was throwing pebbles to the hull on the sub side, but it was a sound only, no hitting, also the DC shaking the sub used in the movies is just for eye candy, it's impossible for a DC to shake the sub like an earthquake, if a single DC has the power to do that then the sub will implode

Ref

Mooncatt 01-24-07 02:36 PM

Quote:

Originally Posted by ref
Quote:

Originally Posted by High Voltage
[font=Trebuchet MS][size=2]In the movies, because active pinging emits a sound pulse, they end up not only hearing it but actually feeling it strike the hull. Is this realistic or only added to create "atmosphere?"

For what I've read it sounds like someon was throwing pebbles to the hull on the sub side,

Ref

i have also heard this too, is it modelled in gwx at all


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