{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001794},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001737","480:4800001913","480:4800002021","480:4800001970","480:4800002075","480:4800001846","480:4800001796","480:4800001736","480:4800002074","493:4930004249","480:4800001689","493:4930005427","480:4800001337","480:4800001287","493:4930005186","488:4880004002","480:4800001738","480:4800001351","480:4800001336","493:4930006473","480:4800001858","493:4930004103","480:4800002020","480:4800002389","493:4930004554"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,493,480,493,480,480,493,488,480,480,480,493,480,493,480,480,493],"twin_sims":[0.5286848659800772,0.35574991028610126,0.30318724169172434,0.2841969702527971,0.2447886747858474,0.22052386681474223,0.2094492101832057,0.18592652119880654,0.18102700434130273,0.17560082117877487,0.17435754304753973,0.17115868532160694,0.1688916868857579,0.1660625515223282,0.15806397710142742,0.15426586037080586,0.14334296361672222,0.14225144381980223,0.138816392243707,0.1379526767028652,0.13176790843516475,0.1298971389579276,0.1257943067572769,0.11529034793190147,0.11506275760420484],"twin_dists":[0.1466331552890395,0.18672386106574548,0.2006470213001905,0.20601284813627857,0.2178920799007104,0.22582849450458262,0.2296446841420344,0.2382341166297411,0.24011745554020228,0.24224582092963654,0.24274005460893236,0.2440233559300711,0.24494326070721226,0.2461038087878145,0.24946420594169355,0.2511033654404439,0.2559888526670649,0.2564920218725327,0.25809450331916434,0.258502081328633,0.2614779004656545,0.26239869058761317,0.2644537459440844,0.2699578958151498,0.27008133193085365],"n_dims_used":43,"mean_confidence":0.9204609005950218},"coverage":{"mean_confidence":0.9204609005950218,"n_dims_used":43,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}