{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002027},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["484:4840004815","489:4890001763","489:4890002439","489:4890003244","489:4890002604","484:4840004958","489:4890002012","489:4890002928","469:4690002504","489:4890002034","484:4840003190","484:4840004832","484:4840004592","484:4840004710","489:4890001945","489:4890003721","500:5000001670","484:4840004268","489:4890002279","489:4890001934","489:4890002424","489:4890003092","489:4890002658","489:4890001847","484:4840005335"],"twin_admin_codes":[484,489,489,489,489,484,489,489,469,489,484,484,484,484,489,489,500,484,489,489,489,489,489,489,484],"twin_sims":[0.4282594909182353,0.41935315820025476,0.4073881828057928,0.4029555946773874,0.3813431971651361,0.3779696395446848,0.3554862482615819,0.33318889177285677,0.3240319740594892,0.31695494505949073,0.306695020064534,0.3018163730216627,0.2943462054168845,0.2942230073886817,0.29024363738711967,0.28448804459089744,0.2778688197077079,0.2722682580553353,0.25752513882552075,0.2559018767745701,0.2472985917521492,0.2469271150924236,0.24467719431440438,0.24332548592817452,0.24324424417098772],"twin_dists":[0.16913886917295337,0.1712218521385082,0.17405010900961135,0.17510711891148534,0.18033908793416015,0.1811682907447412,0.18679082389229856,0.19255141794593453,0.19497730101616603,0.19687838362253574,0.1996776587190931,0.20102762402194227,0.20311959883037925,0.20315436004313486,0.2042818414032679,0.20592901727574633,0.20784837585197324,0.2094942272968273,0.213929572216789,0.21442755353880846,0.2171009525917983,0.21721771565206005,0.21792733951007323,0.21835569197767976,0.21838148615877195],"n_dims_used":45,"mean_confidence":0.9193030463324653},"coverage":{"mean_confidence":0.9193030463324653,"n_dims_used":45,"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}}