{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000389},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950001170","480:4800000671","480:4800000821","495:4950001108","495:4950001115","480:4800000819","495:4950001334","495:4950001335","480:4800001019","480:4800000452","480:4800001017","480:4800000635","480:4800000360","480:4800000820","480:4800001062","495:4950001627","480:4800000422","495:4950001062","480:4800000423","480:4800000454","480:4800000978","480:4800000858","480:4800000860","495:4950001224","480:4800000901"],"twin_admin_codes":[495,480,480,495,495,480,495,495,480,480,480,480,480,480,480,495,480,495,480,480,480,480,480,495,480],"twin_sims":[0.9626711552026583,0.9390996439714779,0.9136110404604895,0.9081599597813893,0.8930742036224112,0.8689425353497532,0.8615544815082321,0.8530529263960377,0.8295047986365152,0.8128176255539974,0.7946720111909282,0.7690352433198117,0.7620256422497946,0.756156939530656,0.7508114103963924,0.743562773700531,0.7401501206352464,0.740023852524065,0.7379344090942453,0.7350914639881878,0.7293798514229504,0.7273946177103587,0.7263914442938129,0.7212915624730301,0.7193224058395581],"twin_dists":[0.035824367757480484,0.04603997939232667,0.055208224067414914,0.05700728111991799,0.061765009182065844,0.06884040862007912,0.07090171328246393,0.07322288258767626,0.07940980815890909,0.08361507048070323,0.0880518018212296,0.09412424075534738,0.09575107404819859,0.09710345211058051,0.09832807241256862,0.09997840383654907,0.10075150908542112,0.10078006825012978,0.10125219183774634,0.10189319380119531,0.10317637074375448,0.1036209838837269,0.10384539044433613,0.1049835559479753,0.10542186825374697],"n_dims_used":42,"mean_confidence":0.9000615619477772},"coverage":{"mean_confidence":0.9000615619477772,"n_dims_used":42,"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}}