{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000165},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000164","480:4800000197","480:4800000196","480:4800000022","480:4800000132","480:4800000162","480:4800000195","480:4800000226","480:4800000243","480:4800000001","480:4800000255","480:4800000055","480:4800000133","480:4800000106","480:4800000166","480:4800000220","480:4800000006","480:4800000054","480:4800000188","480:4800000010","480:4800000023","480:4800000131","480:4800000135","480:4800000157","480:4800000244"],"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":[0.9618154881979167,0.7281513543729757,0.6325325635130522,0.6285464832996356,0.6277330431874357,0.571529489976761,0.5565990460120465,0.5414947633311782,0.4472453075456701,0.43265230421672424,0.3991751870072126,0.354738621286573,0.3239711137963836,0.29607535792014666,0.2924025875934268,0.28372043462264307,0.2750644904863269,0.2677844942137144,0.26047496411615517,0.2535373372622003,0.2416800918981427,0.2370519660179918,0.23594729758015523,0.23407699050907518,0.22389645877037972],"twin_dists":[0.03624063590795365,0.10345158755466864,0.12430332921148958,0.12515821725630327,0.12533262075814927,0.1373773990049361,0.14058997459794517,0.14385285196548356,0.16475622217218555,0.16811808335247141,0.17601274505778602,0.1869808400609642,0.19499355022755574,0.20263260986574494,0.2036690121132327,0.20615020454485875,0.2086699250250468,0.21082695960945022,0.21302967605020567,0.21515653556189773,0.21887919323421254,0.22036420066714318,0.2207214381629326,0.22132877690427613,0.22469198946652394],"n_dims_used":42,"mean_confidence":0.9031016031901041},"coverage":{"mean_confidence":0.9031016031901041,"n_dims_used":42,"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}}