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Table 8 Feature templates for PC. The notation represents a sequence: Wt − l, Wt − l + 1WtWt + u − 1,Wt + u

From: Punctuation-generation-inspired linguistic features for Mandarin prosody generation

  Template 1 Template 2 Template 3 Template 4
Lexical word context W t {Wt + τ}τ =  − 1~ + 1,\( {\left\{{W}_{t-1+\tau}^{t+\tau}\right\}}_{\tau =0,1}{W}_{t-1}^{t+1} \) W t {Wt + τ}τ =  − 1~ + 1,\( {\left\{{W}_{t-1+\tau}^{t+\tau}\right\}}_{\tau =0,1}{W}_{t-1}^{t+1} \)
POS context {St + τ}τ =  − 3~ + 3, \( {\left\{{S}_{t-1+\tau}^{t+\tau}\right\}}_{\tau =0,1} \),\( {\left\{{S}_{t-2+\tau}^{t+\tau}\right\}}_{\tau =0\sim 2} \),\( {\left\{{S}_{t-3+\tau}^{t+\tau}\right\}}_{\tau =0\sim 3} \),\( {\left\{{S}_{t-3+\tau}^{t+1+\tau}\right\}}_{\tau =0\sim 3} \),\( {\left\{{S}_{t-3+\tau}^{t+2+\tau}\right\}}_{\tau =0,1} \)
Lexical word and POS context {(Wt, St + τ)}τ =  − 3~ + 3,\( {\left\{\left({W}_t,{S}_{t-1+\tau}^{t+\tau}\right)\right\}}_{\tau =0,1} \), \( {\left\{\left({W}_t,{S}_{t-2+\tau}^{t+\tau}\right)\right\}}_{\tau =0\sim 2} \), \( {\left\{\left({W}_t,{S}_{t-3+\tau}^{t+\tau}\right)\right\}}_{\tau =0\sim 3} \), \( {\left\{\left({W}_t,{S}_{t-3+\tau}^{t+1+\tau}\right)\right\}}_{\tau =0\sim 3} \)
Lexical word length {Lt + τ}τ =  − 1~ + 1
Previous Target & POS context Y t − 1 Y t − 1 (Yt − 1, St) (Yt − 1, St)