{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001767},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001882","480:4800001824","480:4800001940","480:4800001709","480:4800001768","480:4800001949","480:4800001342","480:4800002204","480:4800002163","480:4800002110","480:4800001945","480:4800001658","480:4800001766","480:4800001657","480:4800002157","480:4800002501","480:4800001652","480:4800002437","480:4800001826","480:4800001329","480:4800001659","480:4800001327","480:4800001891","480:4800002298","480:4800001598"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8328026609979627,0.7097078967827384,0.6839066014371815,0.6499342210227433,0.5874984425703539,0.5850438471229287,0.5557610547904634,0.4731977553915429,0.46635518861855374,0.458366349258552,0.4575052300319615,0.4520836341194175,0.4073578399368892,0.3991268116502402,0.38887815961167754,0.3849253952749632,0.37768646483644264,0.3480152305046324,0.3372351412857294,0.33618124735368127,0.3343568514649508,0.330263031118332,0.32618410537215975,0.3233303963721943,0.3165617433569408],"twin_dists":[0.07856248612487203,0.10755329762559193,0.11321210806477522,0.12056439970748492,0.13395112378543242,0.13447730001660552,0.14077062484155947,0.15887656926783952,0.16041552096325182,0.162222179552957,0.16241758416119598,0.16365093311175782,0.17405732720734254,0.1760243589077368,0.1784996388662783,0.1794624577953132,0.18123805647994226,0.18869909678514907,0.191491098476549,0.19176660403723844,0.19224463985768836,0.19332251534601114,0.19440378509513906,0.1951647199406871,0.1969847048023459],"n_dims_used":43,"mean_confidence":0.9198654529660247},"coverage":{"mean_confidence":0.9198654529660247,"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}}