{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003793},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003522","480:4800003313","480:4800003266","480:4800003594","480:4800003600","480:4800003785","480:4800002882","480:4800003317","480:4800002933","494:4940002264","480:4800003369","480:4800003405","480:4800002928","480:4800002830","480:4800003314","480:4800003174","480:4800002972","480:4800003721","480:4800003366","480:4800003224","480:4800003579","480:4800003796","480:4800003007","480:4800003650","480:4800003779"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,494,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.46447810225739183,0.4307957797591721,0.42835380192902855,0.4209542498277201,0.4120961624859103,0.3862613182975482,0.3536856010724557,0.34144641560968647,0.3325297974726814,0.3306770853932652,0.31617000704314463,0.2997126987704757,0.2984992142780411,0.2946527179649529,0.29155785300457815,0.2910633820732428,0.2855117398027804,0.28387080017411004,0.2789594028931473,0.277921172781576,0.26939110330158506,0.2649049274533528,0.2643126294770823,0.26285912217036006,0.26008975487008],"twin_dists":[0.16083903842300556,0.16854897906029,0.16911690878280122,0.17084603732447734,0.17293299357095607,0.17913653033401822,0.18724882667196813,0.1903948042782243,0.1927247953256967,0.19321316672520628,0.1970907040075305,0.201613644831201,0.2019527796847492,0.2030331514013197,0.20390847303559884,0.20404883438257418,0.2056345973775244,0.2061068482390507,0.20753024802865747,0.20783308687274496,0.21034784375713877,0.2116901779602343,0.2118684570179938,0.2123070163125314,0.21314682549509284],"n_dims_used":43,"mean_confidence":0.9212748505348383},"coverage":{"mean_confidence":0.9212748505348383,"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}}