{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000508},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000646","480:4800000662","480:4800000317","480:4800000537","480:4800000676","480:4800001201","480:4800000802","480:4800000546","480:4800000551","480:4800000542","480:4800000384","480:4800000512","480:4800000316","480:4800000933","480:4800000532","480:4800000648","480:4800001191","480:4800000996","480:4800000751","480:4800000468","480:4800000528","480:4800000583","480:4800000680","480:4800000477","480:4800001140"],"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":[0.5322687136541692,0.5126044203411383,0.44528141537945765,0.43591889994849775,0.4246434418427134,0.42193271925119963,0.4202569646835259,0.4200629756109017,0.41762598441313853,0.41633876815241744,0.41490314899978564,0.40549415372066216,0.37727187005312346,0.37353313437023433,0.3622190702753201,0.35944641659489474,0.35632661023119233,0.355948394387924,0.3547418335172548,0.34292476001322114,0.3374664839736718,0.33682090936845643,0.3293834769325945,0.3258249304713168,0.32373972737667045],"twin_dists":[0.14585394302126345,0.15014421414775697,0.16520614743640663,0.16736171504879466,0.16998237870028848,0.17061666420252355,0.17100963244824063,0.17105516603955645,0.17162794542077314,0.17193106257161397,0.17226960119212845,0.17450113419175112,0.18134024609538624,0.18226426236476784,0.18508878677981258,0.18578772723662643,0.18657748452908776,0.18667346852191471,0.18698002320060664,0.19001167586176543,0.19143068391196313,0.19159933005304916,0.1935550489528141,0.19449935444783556,0.19505534409130487],"n_dims_used":43,"mean_confidence":0.9155661117198856},"coverage":{"mean_confidence":0.9155661117198856,"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}}