У меня есть подозрение, что точность определения сильно зависит от популярности фразы, ну или сочетания слов. На самом деле надо почитать, что пишут гугловцы о своем алгоритме.
Нашел там. Видимо решает проблему частично.
«Comment 6 by mark.brainache, Nov 30, 2009
Another Workaround…
Go to Gmail.com -> Settings -> General -> Contacts Pictures -> Only show pictures
that I have chosen for my contacts
This means that photos from you phone will sync to Gmail but that Gmail will stop
replacing the hi-res photos on your phone with the pixelated ones which it uses by
default, i.e. it will only sync one way.
The downside of this is that in Gmail and if you use Google Talk, you will only see
the pictures you have assigned your contacts, not the ones they have assigned
themselves.»
Я вообще за то чтобы дать возможность настраивать такие вещи как месторасположения кнопок юзеру. Частично такая кастомизация в гмайле уже работает. Впрочем вряд ли гугл на это пойдет.
«Comment 6 by mark.brainache, Nov 30, 2009
Another Workaround…
Go to Gmail.com -> Settings -> General -> Contacts Pictures -> Only show pictures
that I have chosen for my contacts
This means that photos from you phone will sync to Gmail but that Gmail will stop
replacing the hi-res photos on your phone with the pixelated ones which it uses by
default, i.e. it will only sync one way.
The downside of this is that in Gmail and if you use Google Talk, you will only see
the pictures you have assigned your contacts, not the ones they have assigned
themselves.»