More fixes per Atri's suggestions
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analysis.tex
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analysis.tex
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@ -47,8 +47,31 @@ For a given $\wVec \in \pw$, substituting definitions we have
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\expect{\sum\limits_{\substack{\wVecPrime, \wVec \in \pw \st \\
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\sketchHashParam{\wVecPrime} = \sketchHashParam{\wVec} \\
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\wVecPrime \neq \wVec}}\kMapParam{\wVecPrime}\sketchPolarParam{\wVecPrime}\sketchPolarParam{\wVec}}\label{eq:step-three}\\
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=&~\expect{\sum\limits_{\substack{\wVecPrime \in \pw \st \\
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\sketchHashParam{\wVecPrime} = \sketchHashParam{\wVec},\\
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\wVecPrime = \wVec}}\kMapParam{\wVecPrime}} \cdot \expect{\sum\limits_{\substack{\wVecPrime \in \pw \st \\
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\sketchHashParam{\wVecPrime} = \sketchHashParam{\wVec},\\
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\wVecPrime = \wVec}}\sketchPolarParam{\wVecPrime}^2} + \nonumber\\
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&\qquad\expect{\sum\limits_{\substack{\wVecPrime, \wVec \in \pw \st \\
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\sketchHashParam{\wVecPrime} = \sketchHashParam{\wVec} \\
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\wVecPrime \neq \wVec}}\kMapParam{\wVecPrime}}\expect{\sum\limits_{\substack{\wVecPrime, \wVec \in \pw \st \\
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\sketchHashParam{\wVecPrime} = \sketchHashParam{\wVec} \\
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\wVecPrime \neq \wVec}}\sketchPolarParam{\wVecPrime}\sketchPolarParam{\wVec}}\label{eq:step-three-a}\\
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=&~{\sum\limits_{\substack{\wVecPrime \in \pw \st \\
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\sketchHashParam{\wVecPrime} = \sketchHashParam{\wVec},\\
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\wVecPrime = \wVec}}\kMapParam{\wVecPrime}} \cdot \expect{\sum\limits_{\substack{\wVecPrime \in \pw \st \\
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\sketchHashParam{\wVecPrime} = \sketchHashParam{\wVec},\\
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\wVecPrime = \wVec}}\sketchPolarParam{\wVecPrime}^2} + \nonumber\\
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&\qquad\sum\limits_{\substack{\wVecPrime, \wVec \in \pw \st \\
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\sketchHashParam{\wVecPrime} = \sketchHashParam{\wVec} \\
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\wVecPrime \neq \wVec}}\kMapParam{\wVecPrime}\expect{\sum\limits_{\substack{\wVecPrime, \wVec \in \pw \st \\
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\sketchHashParam{\wVecPrime} = \sketchHashParam{\wVec} \\
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\wVecPrime \neq \wVec}}\sketchPolarParam{\wVecPrime}\sketchPolarParam{\wVec}}\label{eq:step-three-b}\\
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%\] from which the last term evaluates to $0$ and we have
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%\[
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=&~\sum\limits_{\substack{\wVecPrime \in \pw \st \\
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\sketchHashParam{\wVecPrime} = \sketchHashParam{\wVec},\\
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\wVecPrime = \wVec}}\kMapParam{\wVecPrime} \label{eq:step-three-c}\\
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=&~\expect{\sum\limits_{\substack{\wVecPrime\in \pw \st \\
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\sketchHashParam{\wVecPrime} = \sketchHashParam{\wVec},\\
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\wVecPrime = \wVec}}\kMapParam{\wVecPrime}\sketchPolarParam{\wVecPrime}^2}\label{eq:step-four}\\
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