{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002244},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002543","490:4900004088","490:4900002549","490:4900002847","490:4900004504","490:4900001645","490:4900001112","490:4900002383","490:4900004086","490:4900001111","490:4900002236","490:4900002379","490:4900002389","490:4900001114","490:4900002548","490:4900003137","490:4900003123","490:4900003655","490:4900004089","490:4900002699","490:4900003650","490:4900003951","490:4900001247","490:4900003954","490:4900003136"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.17032135337222867,0.124219333432612,0.10343889239927084,0.07285697564795228,0.0663455378451081,0.05593332726249265,0.04933054272959728,0.048755460508988824,0.04800517410330243,0.039713257195714835,0.03615601472702279,0.030562215806494958,0.02896599525530911,0.021202956020328706,0.02014166030170878,0.019696880821212508,0.01963603729327678,0.018251353202048872,0.017783557912446492,0.016773637226267117,0.01656782396522343,0.015129590511984958,0.014919915185964474,0.014213009416165759,0.012822074418676981],"twin_dists":[0.24436210504398764,0.265256134736166,0.2766524281821113,0.297254132062427,0.3025199623062971,0.31189324363831133,0.3186142725973819,0.31923445275999246,0.3200528208716606,0.32989501388507453,0.3346587060426259,0.34302558210815765,0.3456532178296931,0.3605562161344215,0.3629505128585423,0.36398677611434105,0.364130115369648,0.3675019358564499,0.3686917315529804,0.3713568708295483,0.37191721251870274,0.3760131223663864,0.37663862717262214,0.37880616980158466,0.3833646295909185],"n_dims_used":45,"mean_confidence":0.9106844584147136},"coverage":{"mean_confidence":0.9106844584147136,"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}}