{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006143},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012491","490:4900006026","490:4900006283","494:4940007542","490:4900006148","490:4900011419","490:4900005519","490:4900003317","494:4940007855","466:4660005232","490:4900011491","490:4900006505","487:4870003961","466:4660007735","490:4900003434","490:4900005901","490:4900001014","466:4660006268","490:4900013071","490:4900001280","490:4900006638","490:4900005903","490:4900010104","494:4940006166","490:4900004839"],"twin_admin_codes":[490,490,490,494,490,490,490,490,494,466,490,490,487,466,490,490,490,466,490,490,490,490,490,494,490],"twin_sims":[0.1347788950627472,0.13229775327430626,0.09459238445507206,0.08729770292486373,0.07296538096234567,0.07186205276699804,0.07057285144262936,0.06811117789630214,0.06232537926150345,0.060345714162798374,0.05874516803683421,0.057658317175451196,0.05549994399034574,0.052039767880365656,0.05184201020282214,0.04820910677636032,0.04459110483363286,0.04396615118790599,0.042468565625989066,0.03988244029720346,0.03731275358695474,0.035158041397101575,0.034691579784358335,0.03409970989910174,0.03285762024363511],"twin_dists":[0.2600163561921481,0.26121890318750024,0.2820506884356345,0.2868098688468355,0.29716975236320453,0.2980333367668951,0.29905612201327186,0.30105197167275954,0.3059853154419123,0.3077595335996729,0.30922929289946155,0.31024624410118695,0.3123136203006044,0.3157711719790403,0.31597448253288907,0.31982933215064857,0.3239175362467758,0.32465168187210874,0.32644727353242703,0.32967758706182004,0.33306767884829336,0.3360664874112184,0.33673618430830027,0.3375970524304424,0.3394458787537552],"n_dims_used":45,"mean_confidence":0.9182135687934028},"coverage":{"mean_confidence":0.9182135687934028,"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}}