{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000223},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000144","480:4800000192","480:4800000251","480:4800000260","480:4800000175","480:4800000116","480:4800000016","480:4800000012","480:4800000263","480:4800000159","480:4800000262","480:4800000070","480:4800000053","480:4800000218","480:4800000101","480:4800000114","480:4800000050","480:4800000173","480:4800000257","480:4800000009","480:4800000206","480:4800000207","480:4800000191","480:4800000250","480:4800000008"],"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":[0.4420410825220478,0.36327282494769475,0.33789415879306955,0.3290646000405409,0.3285541899998143,0.2340089662325429,0.22159770136936924,0.18915089728428083,0.17714308116561925,0.16274223101052768,0.14314321185863238,0.14030339667084074,0.134212107025803,0.12775589505585433,0.1180320332843273,0.09972368852702104,0.07315098703790662,0.06261673442214956,0.04891817772311059,0.03845948206167903,0.03836629626691985,0.03791822832394106,0.03686162404661055,0.036729907832003195,0.03630958646113907],"twin_dists":[0.16595016759807654,0.18482386616730964,0.19131905652226303,0.1936394368312769,0.19377460592673013,0.22135092602021883,0.22546537901697294,0.23701365799772625,0.24163618710842863,0.2474841922109302,0.2560807209761977,0.2573972160557455,0.26028958875800606,0.26346498072274777,0.26848541753566846,0.2788736431177729,0.29702551690217105,0.30572811345314865,0.31905835887825706,0.33153118174391577,0.33165458182541957,0.33225149815726085,0.33368313460666044,0.33386403419841676,0.33444501108237373],"n_dims_used":43,"mean_confidence":0.9038357402003089},"coverage":{"mean_confidence":0.9038357402003089,"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}}