{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002171},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001720","490:4900003753","490:4900002476","490:4900004305","490:4900002786","490:4900003477","490:4900002638","490:4900002022","490:4900004150","490:4900001700","490:4900003892","490:4900002469","478:4780010050","490:4900003725","490:4900002458","490:4900002004","490:4900001600","490:4900004179","490:4900002640","490:4900002003","490:4900003465","490:4900002176","490:4900004720","490:4900002606","490:4900002332"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,478,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6461431554828692,0.597099240281147,0.543824203907055,0.5356311528888705,0.5313520117918341,0.48563778960573506,0.46698730401757066,0.45340888338342883,0.4496413291373026,0.43446546645046463,0.4292859191036016,0.42010825182028116,0.41505056932642836,0.409450750157145,0.4083290092390126,0.38241977281307954,0.38235563057308297,0.3807718807158844,0.38071898776729424,0.3806053642571174,0.380400734152811,0.37591585021592044,0.37315725809087213,0.3643753119065526,0.36431294906319234],"twin_dists":[0.1213800867345114,0.13189416941532828,0.14334863679671447,0.14512385844612138,0.14605314996179922,0.1560972719014751,0.1602730325260945,0.163348956649278,0.16420830764200023,0.16769797101102768,0.1688999710539211,0.17104453790018823,0.17223481423917997,0.17356000538813177,0.17382641587863745,0.1800752167870285,0.18009092819145187,0.18047926446909895,0.18049224725317822,0.18052013953622784,0.1805703822389837,0.18167486175774894,0.18235740952049084,0.1845471100124613,0.18456275359322669],"n_dims_used":45,"mean_confidence":0.9179481506347656},"coverage":{"mean_confidence":0.9179481506347656,"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}}