% DISCFIS 僼傽僕傿悇榑僔僗僥儉偺棧嶶壔
% [XI,YI,XO,YO,R] = DISCFIS(fis,numPts) 偼丄僼傽僕傿悇榑僔僗僥儉 fis 偺
% 擖椡曄悢偲弌椡曄悢偵懳偟偰丄偡傋偰偺儊儞僶僔僢僾娭悢傪棧嶶壔偟傑偡丅XI
% 偲 YI 偺楍偼丄擖椡儊儞僶僔僢僾娭悢偺嵗昗偱丄XO 偲 YO 偼弌椡儊儞僶僔僢
% 僾娭悢偺嵗昗偱偡丅XI丄YI丄XO丄YO 偵偼丄偦傟偧傟丄numPts 屄偺峴偑偁傝傑
% 偡丅
% 
% R 偼丄僀儞僨僢僋僗晅偒儖乕儖儕僗僩偱丄R 偺奺梫慺偼丄栤戣偺楍偑擖椡曄悢丄
% 傑偨偼丄弌椡曄悢偺偄偢傟偵埶懚偡傞偐偵傛傝丄XI 偲 YI丄傑偨偼丄XO 偲 YO
% 偺楍偵娭楢偡傞斣崋偱偡丅



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