{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000263},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000805","499:4990000378","499:4990000719","499:4990000310","499:4990000216","499:4990001077","499:4990000199","499:4990000514","499:4990000037","499:4990001166","499:4990000319","499:4990001066","499:4990000329","499:4990000374","499:4990000968","488:4880003793","499:4990001071","499:4990000122","499:4990000262","499:4990000428","499:4990000649","499:4990000817","499:4990000328","499:4990000502","499:4990000658"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,488,499,499,499,499,499,499,499,499,499],"twin_sims":[0.8727955055387476,0.8619893116808502,0.8002203075814628,0.7990038950061833,0.7848649256109959,0.7786177062247374,0.7633035775021123,0.7559778917246683,0.7489438609205404,0.7474032890255233,0.7381303555774361,0.7149084958623891,0.6994716880531127,0.6785684504793899,0.6746442582387127,0.6670411565221682,0.6644402033715932,0.6519657408554022,0.648965418902013,0.6459015821437321,0.6455925642183487,0.6399115471908877,0.6391768269967983,0.6383510393578027,0.6278675380434001],"twin_dists":[0.06774768999866673,0.07078157361695539,0.0867087451859767,0.08700417015992372,0.09039929437400179,0.09187830194878101,0.09545544278728858,0.09714457934870506,0.09875436884082635,0.09910544379952216,0.101207953357173,0.10640212153941588,0.10980808566957938,0.11437362930643857,0.11522579161147968,0.11687311679041959,0.1174356099050724,0.12012698746068172,0.12077291733175514,0.12143203951161603,0.12149849285262374,0.12271940843640108,0.12287720835564951,0.12305454199988636,0.12530378590819616],"n_dims_used":45,"mean_confidence":0.9222022162543403},"coverage":{"mean_confidence":0.9222022162543403,"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}}