{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000908},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000984","480:4800000949","480:4800001069","480:4800000987","480:4800000985","495:4950001625","480:4800000986","480:4800000864","480:4800000948","480:4800001023","480:4800000950","480:4800001124","495:4950001167","480:4800001126","495:4950001166","480:4800001025","495:4950001061","480:4800001186","480:4800001024","480:4800001166","495:4950001213","480:4800001125","480:4800001164","480:4800001128","480:4800000818"],"twin_admin_codes":[480,480,480,480,480,495,480,480,480,480,480,480,495,480,495,480,495,480,480,480,495,480,480,480,480],"twin_sims":[0.22987420965997957,0.225961229653317,0.21951447226327125,0.15843712961347367,0.1562369401920383,0.14657451262946938,0.13790917539792402,0.1370241982528037,0.12634892810901593,0.10193235975467181,0.08591484096636423,0.08219204364252179,0.07939345065722457,0.0751503016458737,0.0581326099355419,0.055301689257383005,0.044786488314337125,0.042496535143244425,0.03737811091300026,0.03403155313104604,0.03227150602893498,0.032017209461228574,0.029578349031464116,0.029404837903562336,0.029152242902511824],"twin_dists":[0.22270525008322298,0.22400181739997993,0.22617090024062755,0.2493047210190305,0.25024906804885877,0.2545156501733942,0.25852265951039494,0.25894235353481154,0.26417300321749043,0.2775455063374507,0.2877473943304012,0.2903324787997412,0.29233817586065064,0.2954902981587102,0.3098005287161589,0.3125068306176395,0.3236897875971446,0.3264132537382571,0.332979038818872,0.3376970011998188,0.34033909137687374,0.34073094505227697,0.34463083596904015,0.3449186702937968,0.3453403120794017],"n_dims_used":43,"mean_confidence":0.9025847856388536},"coverage":{"mean_confidence":0.9025847856388536,"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}}