{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850003505},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000195","481:4810005423","481:4810006090","489:4890000510","489:4890000351","489:4890000509","481:4810005866","481:4810005507","481:4810005424","489:4890000753","485:4850002158","481:4810006115","485:4850001040","481:4810005869","489:4890000780","470:4700000419","481:4810005680","470:4700001086","485:4850002334","470:4700001360","485:4850003344","481:4810005848","481:4810005847","489:4890001326","485:4850004384"],"twin_admin_codes":[489,481,481,489,489,489,481,481,481,489,485,481,485,481,489,470,481,470,485,470,485,481,481,489,485],"twin_sims":[0.38638951598411464,0.36908104056399194,0.3592144051086125,0.3587877557219183,0.3557845613814676,0.3431856235795047,0.3237237116849205,0.30818226861982667,0.2881853307055159,0.28429361659025565,0.276988216273203,0.27553771507643166,0.2752963193615197,0.2720355244442807,0.27098188475752144,0.2656423411790703,0.26541617996613526,0.2390810223721059,0.2389796623527369,0.23866764326506285,0.23426472837672954,0.22882022212071151,0.2287814384948672,0.2182413227255413,0.21721335022424557],"twin_dists":[0.1791052818952131,0.18337054583893841,0.1858463380433583,0.18595416891889854,0.18671506255590783,0.189944161833949,0.19505962213803005,0.19926859662132893,0.20486863653635512,0.20598500777579035,0.2081058074361264,0.20853093233660275,0.20860181535708572,0.20956306907173797,0.20987518688600273,0.2114685667236445,0.2115364930129658,0.21971084538514038,0.21974339738567608,0.21984365945853487,0.22126767020596572,0.22305304323342393,0.2230658611627961,0.22660428516874317,0.22695545123117844],"n_dims_used":45,"mean_confidence":0.9194712320963542},"coverage":{"mean_confidence":0.9194712320963542,"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}}