Could you please also verify that there're no false matches? I.e. try to verify wrong finger(s)
On Thu, Feb 11, 2016 at 10:56 AM, Julian Sikorski <[email protected]> wrote: > Hi Vasily, > > with the bz3_threshold lowered and re-enrolling fprint-verify succeeds > most of the time. Thank you! > > Best regards, > Julian > > W dniu 11.02.2016 o 09:16, Vasily Khoruzhick pisze: >> I lowered bz3_threshold for 147e:1001, please pull from my github repo >> and try again. >> >> On Wed, Feb 10, 2016 at 11:54 PM, Julian Sikorski <[email protected]> wrote: >>> I did, just to be sure. The enrollment seems to work fine. >>> >>> Julian >>> >>> W dniu 11.02.2016 o 08:52, Vasily Khoruzhick pisze: >>>> Did you re-enroll your finger(s) with a fixed version? >>>> >>>> On Wed, Feb 10, 2016 at 11:39 PM, Julian Sikorski <[email protected]> >>>> wrote: >>>>> Hi Vasily, >>>>> >>>>> it is a bit hard to say as prior to the latest fixes the reader was not >>>>> that usable. Having said that, my subjective feeling is that it is >>>>> really hard to get a match now. Case in point: I tried this morning a >>>>> bunch of times and got 14 mismatches, 1 match and 10 scan retry requests >>>>> in between: >>>>> >>>>> [julas@snowball2 ~]$ fprintd-verify >>>>> Using device /net/reactivated/Fprint/Device/0 >>>>> Listing enrolled fingers: >>>>> - #0: right-index-finger >>>>> Verify result: verify-retry-scan (not done) >>>>> Verify result: verify-no-match (done) >>>>> [julas@snowball2 ~]$ fprintd-verify >>>>> Using device /net/reactivated/Fprint/Device/0 >>>>> Listing enrolled fingers: >>>>> - #0: right-index-finger >>>>> Verify result: verify-retry-scan (not done) >>>>> Verify result: verify-no-match (done) >>>>> [julas@snowball2 ~]$ fprintd-verify >>>>> Using device /net/reactivated/Fprint/Device/0 >>>>> Listing enrolled fingers: >>>>> - #0: right-index-finger >>>>> Verify result: verify-retry-scan (not done) >>>>> Verify result: verify-no-match (done) >>>>> [julas@snowball2 ~]$ fprintd-verify >>>>> Using device /net/reactivated/Fprint/Device/0 >>>>> Listing enrolled fingers: >>>>> - #0: right-index-finger >>>>> Verify result: verify-retry-scan (not done) >>>>> Verify result: verify-no-match (done) >>>>> ReleaseDevice failed: Message did not receive a reply (timeout by >>>>> message bus) >>>>> [julas@snowball2 ~]$ fprintd-verify >>>>> Using device /net/reactivated/Fprint/Device/0 >>>>> Listing enrolled fingers: >>>>> - #0: right-index-finger >>>>> Verify result: verify-retry-scan (not done) >>>>> Verify result: verify-no-match (done) >>>>> ReleaseDevice failed: Message did not receive a reply (timeout by >>>>> message bus) >>>>> [julas@snowball2 ~]$ fprintd-verify >>>>> Using device /net/reactivated/Fprint/Device/0 >>>>> Listing enrolled fingers: >>>>> - #0: right-index-finger >>>>> Verify result: verify-retry-scan (not done) >>>>> Verify result: verify-no-match (done) >>>>> [julas@snowball2 ~]$ fprintd-verify >>>>> Using device /net/reactivated/Fprint/Device/0 >>>>> Listing enrolled fingers: >>>>> - #0: right-index-finger >>>>> Verify result: verify-retry-scan (not done) >>>>> Verify result: verify-no-match (done) >>>>> [julas@snowball2 ~]$ fprintd-verify >>>>> Using device /net/reactivated/Fprint/Device/0 >>>>> Listing enrolled fingers: >>>>> - #0: right-index-finger >>>>> Verify result: verify-retry-scan (not done) >>>>> Verify result: verify-no-match (done) >>>>> ReleaseDevice failed: Message did not receive a reply (timeout by >>>>> message bus) >>>>> [julas@snowball2 ~]$ fprintd-verify >>>>> Using device /net/reactivated/Fprint/Device/0 >>>>> Listing enrolled fingers: >>>>> - #0: right-index-finger >>>>> Verify result: verify-retry-scan (not done) >>>>> Verify result: verify-no-match (done) >>>>> [julas@snowball2 ~]$ fprintd-verify >>>>> Using device /net/reactivated/Fprint/Device/0 >>>>> Listing enrolled fingers: >>>>> - #0: right-index-finger >>>>> Verify result: verify-no-match (done) >>>>> [julas@snowball2 ~]$ fprintd-verify >>>>> Using device /net/reactivated/Fprint/Device/0 >>>>> Listing enrolled fingers: >>>>> - #0: right-index-finger >>>>> Verify result: verify-no-match (done) >>>>> [julas@snowball2 ~]$ fprintd-verify >>>>> Using device /net/reactivated/Fprint/Device/0 >>>>> Listing enrolled fingers: >>>>> - #0: right-index-finger >>>>> Verify result: verify-no-match (done) >>>>> [julas@snowball2 ~]$ fprintd-verify >>>>> Using device /net/reactivated/Fprint/Device/0 >>>>> Listing enrolled fingers: >>>>> - #0: right-index-finger >>>>> Verify result: verify-no-match (done) >>>>> [julas@snowball2 ~]$ fprintd-verify >>>>> Using device /net/reactivated/Fprint/Device/0 >>>>> Listing enrolled fingers: >>>>> - #0: right-index-finger >>>>> Verify result: verify-retry-scan (not done) >>>>> Verify result: verify-no-match (done) >>>>> [julas@snowball2 ~]$ fprintd-verify >>>>> Using device /net/reactivated/Fprint/Device/0 >>>>> Listing enrolled fingers: >>>>> - #0: right-index-finger >>>>> Verify result: verify-match (done) >>>>> >>>>> I will try to experiment over the weekend and report back >>>>> >>>>> Best regards, >>>>> Julian >>>>> >>>>> W dniu 10.02.2016 o 23:58, Vasily Khoruzhick pisze: >>>>>> Hm, so fixed version has a worse match rate? Could you please play >>>>>> with FINGER_REMOVED_THRESHOLD and DIFF_THRESHOLD values in >>>>>> libfprint/drivers/upeksonly.c? >>>>>> Try 200-400 for FINGER_REMOVED_THRESHOLD and 5-10 for DIFF_THRESHOLD >>>>>> >>>>> >>> > _______________________________________________ fprint mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/fprint
