{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005289},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004514","484:4840003654","481:4810003221","487:4870012155","474:4740001282","484:4840004388","480:4800005025","480:4800004093","474:4740001678","480:4800005776","481:4810003371","484:4840003662","498:4980002769","479:4790003824","500:5000005816","479:4790004131","481:4810005447","498:4980003270","479:4790003629","500:5000006987","484:4840001596","481:4810003323","484:4840003655","480:4800004501","484:4840003199"],"twin_admin_codes":[480,484,481,487,474,484,480,480,474,480,481,484,498,479,500,479,481,498,479,500,484,481,484,480,484],"twin_sims":[0.1053830910776879,0.07043831202603593,0.03535916690058767,0.031446204560741896,0.029051481145696535,0.027861588096302122,0.022230683880453673,0.020726407530175583,0.018178048820828234,0.017999241373761632,0.015319777070681122,0.014054629260862437,0.014013820406422305,0.01301906648828734,0.012755489800238884,0.012506753258293334,0.012360319540894943,0.012145044126398802,0.01119092472565335,0.010750512704990197,0.010489313459843016,0.010443018158589387,0.01002600592244756,0.009399089391488194,0.009373363231859725],"twin_dists":[0.275514764063906,0.2991637296364223,0.3357800624892092,0.3416206123357819,0.3455093832287576,0.3475450166353231,0.3583350684249625,0.3616180906034579,0.36768660206468684,0.3681397973925564,0.37545232513861976,0.37930481388729265,0.379434099920148,0.3826932137371319,0.3835936381229152,0.38445860333445436,0.38497496975620493,0.38574402241330785,0.3893052312944338,0.3910409238940694,0.39210044684984174,0.3922906838659832,0.39403897913315833,0.3967933390550515,0.39690983311536243],"n_dims_used":43,"mean_confidence":0.9168023397756178},"coverage":{"mean_confidence":0.9168023397756178,"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}}