{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004195},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930000336","480:4800005309","480:4800004351","480:4800005853","480:4800004197","480:4800005310","480:4800004286","480:4800004041","480:4800005396","480:4800004532","480:4800004712","480:4800004961","493:4930000391","494:4940003475","480:4800005058","494:4940004353","480:4800003962","480:4800005311","468:4680005502","480:4800005048","480:4800004716","480:4800003963","480:4800005222","480:4800004047","480:4800005788"],"twin_admin_codes":[493,480,480,480,480,480,480,480,480,480,480,480,493,494,480,494,480,480,468,480,480,480,480,480,480],"twin_sims":[0.35019781211693773,0.34749453569322863,0.34525753648559976,0.3396244237477328,0.31295258918654334,0.25963841667556586,0.2386394442396946,0.23514350640978,0.23502307810840378,0.23188614903602744,0.23060123350035247,0.22333993277748643,0.2196593098708212,0.21559715424906484,0.21431444101697955,0.21401893213235304,0.21385625124465757,0.19445412044591093,0.1888743166411552,0.1865851287949454,0.1862508341651083,0.18400104251472962,0.1791062945511417,0.17861953590950583,0.1706672329566129],"twin_dists":[0.18813942122076285,0.1888328899812951,0.1894088968779005,0.19086821510244736,0.1979641303236239,0.21328422488419008,0.2198527249427207,0.22098206304023038,0.2210211614466156,0.22204426266244387,0.2224659608536694,0.22487873843002795,0.22612170386033975,0.22750982825302976,0.22795181330463546,0.2280538898838401,0.22811012480849216,0.23503759026442744,0.2371177722128986,0.2379836271799092,0.2381106923152817,0.23897003461268754,0.24086559145338846,0.2410560913984667,0.2442220323260287],"n_dims_used":43,"mean_confidence":0.9213869848916697},"coverage":{"mean_confidence":0.9213869848916697,"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}}