{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000316},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000583","480:4800000477","480:4800001008","480:4800000762","480:4800000551","480:4800000317","480:4800000760","480:4800000801","480:4800000996","480:4800000508","480:4800000537","480:4800000723","480:4800000463","480:4800001140","480:4800000512","480:4800000349","480:4800000799","480:4800000602","480:4800001083","480:4800001082","480:4800000751","480:4800000646","480:4800000574","480:4800000532","480:4800000652"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5931711326981985,0.5010834829203569,0.4921915976943045,0.4866407097016332,0.48221628694103624,0.4271448954698068,0.41986578413490117,0.3906461507132481,0.3796996925811057,0.37727187005312346,0.37415465190239267,0.36170632091653765,0.35845711653813334,0.3567967833078495,0.3503858855313505,0.34766979287129396,0.3414124446217362,0.3396786968413752,0.33391875630719686,0.3310462152491072,0.32584425255271793,0.31734057504052426,0.3075716219782811,0.2983063446661589,0.2974157495130439],"twin_dists":[0.13273558072176253,0.15267656725031756,0.15464198473605933,0.15587418779813153,0.1568594075334099,0.16939855427617687,0.1711014604355243,0.1780704841510851,0.18074260756965466,0.18134024609538624,0.18211034317119273,0.1852178366561158,0.1860377794616462,0.1864582367227258,0.1880912795848136,0.1887878456447478,0.1904036186176677,0.19085409359333178,0.19235964214389134,0.19311574557269276,0.1944942117383818,0.19677418216408873,0.1994364147754481,0.2020067556952335,0.20225626147695627],"n_dims_used":43,"mean_confidence":0.9146531570789426},"coverage":{"mean_confidence":0.9146531570789426,"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}}