{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730001545},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730001353","473:4730001354","473:4730001448","473:4730001445","473:4730002131","473:4730001355","473:4730001792","473:4730000822","473:4730001802","473:4730001352","473:4730001453","473:4730001527","473:4730002130","473:4730001887","473:4730001084","473:4730001707","473:4730001446","473:4730001537","473:4730002204","473:4730002276","473:4730000992","473:4730001724","473:4730001719","473:4730001540","473:4730001447"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473],"twin_sims":[0.9818219455059436,0.9784004061287639,0.9743400978981923,0.9740395316068053,0.970357142127705,0.9701033141561022,0.9589199848583811,0.9558924724311699,0.9533268360132677,0.9532234650954399,0.9515224979921437,0.9479340050386921,0.9421673889513418,0.9372161378656487,0.9349703699448076,0.9347503814865316,0.9309241883220444,0.9302464377842148,0.9280850931834432,0.9278992830185431,0.9266845149500468,0.9210309443612102,0.9186199685363708,0.9125541653733825,0.9104014036801508],"twin_dists":[0.024877189572811344,0.027141145071519067,0.029613012073791984,0.02978823012765525,0.03186088137715945,0.03199908317581064,0.037617733784053274,0.03900987238996611,0.04015515813474894,0.04020068212710403,0.04094320670602879,0.04247129823640974,0.044829213418874,0.046769731754397935,0.04762709773442378,0.0477103636477415,0.04913906750689756,0.04938843160385199,0.05017656911466775,0.05024383283470791,0.050681711264841146,0.05267900191161771,0.05351168346508291,0.055560735537186254,0.05627318523662373],"n_dims_used":44,"mean_confidence":0.9122347398237749},"coverage":{"mean_confidence":0.9122347398237749,"n_dims_used":44,"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}}