<label><input type="radio" name="f[{filter_id}]" value="1"> <span class="label label-success">Yes</span></label>
<label><input type="radio" name="f[{filter_id}]" value="-1" checked> <span class="label label-warning">Does not matter</span></label>
<label><input type="radio" name="f[{filter_id}]" value="0"> <span class="label label-danger">No</span></label>