针对Android Wear中瓷砖清晰度低的问题，可以使用以下代码示例来解决：

//设置瓷砖清晰度为高 Tile tile = new Tile.Builder(context) .setSmallIcon(R.drawable.ic_small) .setLargeIcon(bitmap) .setLabel("My Tile") .setOnClickPendingIntent(pendingIntent) .setClearContentIntent(pendingIntent) .setContentDescription("My Tile Description") .build();

tile.setWatchFaceStyle(new WatchFaceStyle.Builder(context) .setCardPeekMode(WatchFaceStyle.PEEK_MODE_VARIABLE) .setAmbientPeekMode(WatchFaceStyle.AMBIENT_PEEK_MODE_HIDDEN) .setBackgroundVisibility(WatchFaceStyle.BACKGROUND_VISIBILITY_INTERRUPTIVE) .setShowSystemUiTime(false) .build());

//将瓷砖添加到Wear设备上 TileCompat.getBuilder(context, tile) .setTimeline(new Timeline.Builder() .addPeriodicEvent(updateInterval, TimeUnit.MINUTES) .build()) .build() .publish();

其中，setWatchFaceStyle方法的调用将解决瓷砖清晰度不高的问题。