loT and wsn X WSN is loT, loT aka WSN lOT= WSN X loT aka reid+ tercom v| ot is not wsn|oT≠WSN lot contains Wsn OT WSNIoT and WSN × WSN is IoT， IoT aka WSN  IoT ＝ WSN × IoT aka RFID + PerCom √ IoT is not WSN IoT ≠WSN IoT contains WSN IoT ≥WSN