{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001592},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001020","491:4910001523","491:4910001463","491:4910001524","491:4910001466","491:4910001575","491:4910001354","491:4910001415","491:4910001696","491:4910000544","491:4910001149","491:4910001472","491:4910002261","491:4910001414","491:4910000786","491:4910001084","492:4920007069","491:4910000655","491:4910001081","491:4910001289","491:4910001521","492:4920004133","492:4920006850","491:4910001282","491:4910000844"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,491,492,492,491,491],"twin_sims":[0.6013611474941443,0.5838578242427145,0.5595366334456104,0.5306362293767568,0.48847405346498257,0.48042149650417865,0.37292936883442623,0.3589681536141027,0.3497922625479447,0.34360108077718904,0.34342973289730516,0.3356996105244959,0.3280604388385368,0.3182231452144516,0.31131468195473117,0.30231759369638433,0.27764862135432783,0.27435475311184043,0.274013098375966,0.2717429366259411,0.27041911676285874,0.24960480966818338,0.2479770817223668,0.24204110901487147,0.2386943168112478],"twin_dists":[0.1309814453125,0.1347315924975498,0.13995701369402297,0.14620874540340306,0.15546675110495203,0.15725987241469352,0.1824139060295434,0.18590856735739655,0.18824327687432926,0.18983669385630234,0.18988100871485175,0.19189266757205686,0.19390547344165998,0.1965359705380663,0.1984107329871077,0.20088835060272334,0.207912700918813,0.20887865975676276,0.20897925896487743,0.20964966699884008,0.21004220143959978,0.21637856447522277,0.21688797900914453,0.2187641343591208,0.21983508503043414],"n_dims_used":45,"mean_confidence":0.8990102132161458},"coverage":{"mean_confidence":0.8990102132161458,"n_dims_used":45,"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}}