{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001822},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002350","480:4800001889","480:4800001716","480:4800001320","480:4800001440","480:4800001943","480:4800002119","480:4800001383","470:4700006210","480:4800001441","480:4800001721","480:4800001382","470:4700005357","480:4800001434","480:4800001830","480:4800002060","480:4800001258","480:4800002356","480:4800002111","480:4800001663","480:4800002164","480:4800002391","480:4800002451","480:4800001435","480:4800001610"],"twin_admin_codes":[480,480,480,480,480,480,480,480,470,480,480,480,470,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.502887097722539,0.3975961170806552,0.2905638778336875,0.25349293659351624,0.2523345567941129,0.24716364073481276,0.24108844050577743,0.24070138525609977,0.23029562673189585,0.22715267899177274,0.22466964397636302,0.2150291511409609,0.2147432091727625,0.20006017566162762,0.19948126586732498,0.19500691984628227,0.18898393199784302,0.18463606885040745,0.18169833092136173,0.1803215947073211,0.17938425945404723,0.17870072167842618,0.17634835585994427,0.17509369432581948,0.1648082739543846],"twin_dists":[0.1522791065102,0.17639217706606214,0.20419076859199456,0.21517026538397802,0.21552900789877574,0.2171433575456812,0.21906799806070357,0.21919167581860183,0.22256648613333635,0.22360546661164235,0.22443305019066848,0.22770532583069517,0.22780387433000238,0.23298897199410823,0.23319867096294436,0.23483377695639596,0.23707649656593954,0.23872673103523068,0.23985729241425321,0.24039156353519028,0.2407569706042368,0.24102429261534566,0.2419498569759286,0.2424471140492092,0.24662289422494954],"n_dims_used":43,"mean_confidence":0.9198118697765262},"coverage":{"mean_confidence":0.9198118697765262,"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}}