{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007701},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005872","490:4900007226","490:4900005873","490:4900007346","490:4900007702","490:4900009255","490:4900004928","490:4900006484","490:4900007583","490:4900004929","490:4900007352","490:4900007353","490:4900004936","490:4900007338","490:4900006365","490:4900006375","490:4900005333","490:4900006371","490:4900012063","490:4900007103","490:4900007230","490:4900008045","490:4900005866","490:4900006610","490:4900010948"],"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":[0.07600078812880913,0.06346407269499224,0.06323319297993105,0.06169513427816063,0.044408518213289574,0.03251151871230736,0.024787610217955627,0.022810009005404783,0.022443862505130512,0.02209227674698787,0.019721736170300812,0.016419027999347153,0.015903818254967866,0.01472787982664284,0.012695664735208226,0.0119180623552502,0.011300270189275584,0.010864832561582738,0.010356655836557108,0.010226814231434496,0.010202620915613653,0.009805385599010112,0.008835049720795747,0.008671426782664587,0.007503418960868149],"twin_dists":[0.29484721369242717,0.3049856341214985,0.3051871335779131,0.30654507259875574,0.3241311265128836,0.3399716607898505,0.35317319017919885,0.3571220557932983,0.3578855498261536,0.35862892909139715,0.36392833136608504,0.3723261396731433,0.37376767569627173,0.37721834092998535,0.3838003025884166,0.38656809791206126,0.3888837150766954,0.39058439043671256,0.3926475805076164,0.3931891776797828,0.3932907696232206,0.39499029515814593,0.39941540556963984,0.40020405213851035,0.40625588706225935],"n_dims_used":45,"mean_confidence":0.9245825025770399},"coverage":{"mean_confidence":0.9245825025770399,"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}}