{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002600},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002617","480:4800002660","480:4800002604","480:4800003348","480:4800002698","480:4800003239","480:4800003195","480:4800002953","480:4800003203","480:4800003240","480:4800002955","480:4800002661","480:4800002908","480:4800002943","480:4800003116","480:4800002900","480:4800003250","480:4800003060","480:4800003331","480:4800003025","480:4800002553","480:4800002608","480:4800002646","480:4800002656","480:4800002607"],"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":[0.42108268555908335,0.4017212703084648,0.3639525401448897,0.3414536551472227,0.33876766979926265,0.3157547999719166,0.3101547305773202,0.30914791066431624,0.2974776326716215,0.2612731759967908,0.24907832278371123,0.2411957555249653,0.23840923299513755,0.23405075540072734,0.21824662481895454,0.210097575645643,0.20897788189482772,0.2085414641118643,0.20730935975034218,0.20526398364049925,0.19770746964800676,0.19484104646821207,0.18969802601616667,0.18770867555709606,0.18576882294329375],"twin_dists":[0.17081591657403358,0.17540238665966829,0.1846531878708278,0.19039292592007204,0.19109129781701426,0.1972031352710593,0.19872782562522684,0.1990036083222575,0.2022389103503888,0.212787270611909,0.21654310065239907,0.21903372994683173,0.21992675985870425,0.22133731871421,0.22660247680237613,0.22941755339234854,0.22981009682360276,0.22996348421589427,0.23039771456205813,0.23112247178937018,0.23384382137250084,0.2348948911463301,0.23680801376730598,0.23755773545254183,0.23829418678810957],"n_dims_used":43,"mean_confidence":0.9129730047181596},"coverage":{"mean_confidence":0.9129730047181596,"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}}