{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003349},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002995","480:4800003350","480:4800002722","480:4800003071","480:4800003765","480:4800003504","480:4800003297","480:4800002905","480:4800002655","480:4800003502","480:4800003329","480:4800003250","480:4800003063","480:4800003287","480:4800003193","480:4800002815","480:4800003080","480:4800003565","480:4800002952","480:4800003290","480:4800003121","480:4800003158","480:4800002659","480:4800003386","480:4800003337"],"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":[0.5320731370550911,0.4711282799547176,0.3574618943886196,0.34091676256531955,0.3221743052554281,0.2997730074252685,0.29412201114156966,0.2825741651525503,0.26396065567849025,0.25551660208202404,0.25539016748219867,0.2533272166787323,0.22269951177942876,0.20897347419973838,0.20464224037997045,0.19593336938209877,0.19116281528745793,0.17691861604347406,0.17574524945114256,0.171263900887625,0.16764628822053362,0.16656921581710316,0.16438816334640505,0.16305325390622977,0.16087934548478766],"twin_dists":[0.14589643745123884,0.15934121531138676,0.18628968576081845,0.19053228499957459,0.19547405237252855,0.20159681124263315,0.20318286328348065,0.20648117583990244,0.21197451770724005,0.21454604069399832,0.21458494897962552,0.21522152372511216,0.22509402356971217,0.22981164490190803,0.23134375810861477,0.23449309870441035,0.23625948989064316,0.24172467954990956,0.2421885690357856,0.24398087424809187,0.24545240087959042,0.24589492698387555,0.24679739583423282,0.2473540279135075,0.24826761621212923],"n_dims_used":43,"mean_confidence":0.9136396896007449},"coverage":{"mean_confidence":0.9136396896007449,"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}}