{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006665},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006544","490:4900005689","490:4900004878","490:4900006423","490:4900004602","490:4900004747","491:4910001919","490:4900007533","490:4900004473","491:4910002913","491:4910001912","490:4900004466","490:4900007543","491:4910002566","491:4910001388","490:4900006918","490:4900005687","490:4900005817","490:4900007416","490:4900002518","490:4900007412","490:4900005416","490:4900007538","490:4900006547","490:4900007652"],"twin_admin_codes":[490,490,490,490,490,490,491,490,490,491,491,490,490,491,491,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6060464982835841,0.313042109759776,0.27221462512601013,0.27008889481285736,0.11707893578399861,0.08308155073651605,0.0725698996467499,0.06850048266286642,0.05835688997788933,0.052501690549203284,0.051130992536283504,0.0451754171465933,0.04288338935506625,0.04195759243871289,0.04129580690382412,0.039509636522803565,0.039407587022133046,0.0364470151492953,0.03557896959320631,0.033663218730392325,0.032302196980610064,0.031537018060916085,0.030610867260932244,0.02618104829288935,0.02308309579647125],"twin_dists":[0.1299781592756461,0.1979397595050467,0.2095100885126709,0.21014030247133914,0.2689942940714827,0.28970644081357483,0.29747807584246844,0.3007324724155538,0.30959080528998956,0.3152987677926952,0.31671083177888326,0.32323890292524354,0.32594463861754713,0.32707212326658386,0.32789099387201986,0.33015773873957116,0.3302898405165029,0.33425442892619794,0.3354686192839625,0.3382401174862359,0.3402919773082328,0.3414781992189553,0.3429473587872946,0.35055140163150666,0.3565595051993227],"n_dims_used":45,"mean_confidence":0.8945118374294705},"coverage":{"mean_confidence":0.8945118374294705,"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}}