Cheat-sheet.md

@@ -106,7 +106,7 @@ phase_param = pulse.rf_params["SD1"].phase
 rf_amplitude_param = pulse.rf_params["SD1"].source_amplitude
 ```
 
-# Sequence
+# Sequence and measurement parameter
 
 ```Python
 sequence = pulse.mk_sequence([segment1, segment2])
@@ -114,8 +114,19 @@ sequence.n_rep = 500
 sequence.set_acquisition(sample_rate=1e6)  # for time traces
 m_param = sequence.get_measurement_param(iq_mode="I+Q")
 ```
-Values for `iq_mode`: "I", "Q", "I+Q", "amplitude", "phase", "amplitude+phase", "complex".
+Values for `iq_mode`: "I", "Q", "I+Q", "amplitude", "phase", "amplitude+phase", "Complex".
+```Python
+m_param.add_derived_param("m1_diff", lambda d: d["m1"]-d["m_ref"], unit="mV")
+
+threshold = 32.8
+m_param.add_derived_param("m1_state", 
+                          lambda d:(d["m1_diff"] > threshold).astype(int),
+                          unit="|..>")
 
+m_param.add_qubit_register("reg123", ["read_q1", "read_q2", "read_q3"])
+
+m_param.reorder_variables(["q123", "m1_fraction", "m2_fraction", ...])
+```
 # Utils
 
 ```Python