{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000043},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002699","477:4770000284","477:4770000756","477:4770000108","477:4770000325","477:4770000042","477:4770000084","489:4890002535","477:4770000023","477:4770000755","477:4770000044","477:4770000600","477:4770001498","477:4770000063","477:4770001496","477:4770000815","477:4770000064","477:4770000022","477:4770000330","477:4770000162","477:4770000316","477:4770000705","477:4770002018","477:4770000061","477:4770000086"],"twin_admin_codes":[489,477,477,477,477,477,477,489,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.8408412693836139,0.7636190796121457,0.7361898547981873,0.727516642120125,0.7135053965408149,0.7041912188609895,0.7012353885883009,0.6951716791113406,0.6947734876758804,0.6779235608292294,0.6722557372230723,0.6678846056247472,0.6648541763047487,0.6473232480794078,0.6419076806515106,0.6417466676045467,0.6371495719137918,0.6346482127848881,0.6342837608650755,0.6232938029259816,0.6232185767136862,0.6206456846682279,0.6168046994031376,0.6167939716964973,0.6131998359299122],"twin_dists":[0.07647222821860754,0.09538239140479705,0.101645724420078,0.10359367541055885,0.10671309813617463,0.10877022691457297,0.10942057102978321,0.11075125527639255,0.11083848255010639,0.11451376668994412,0.1157438122045969,0.11669059945042352,0.11734611585037845,0.12112625516422235,0.12229057657645748,0.12232517340121754,0.12331250447255362,0.12384939372082153,0.1239276012590621,0.12628412774518608,0.12630024807045587,0.1268515327083785,0.12767432840053752,0.1276766261527548,0.12844638002517106],"n_dims_used":45,"mean_confidence":0.9198634677463108},"coverage":{"mean_confidence":0.9198634677463108,"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}}