{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005940},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005688","490:4900007304","490:4900007412","490:4900004615","490:4900005018","490:4900005154","490:4900005303","490:4900005418","490:4900005824","490:4900004746","490:4900005558","490:4900006547","490:4900002519","490:4900005553","490:4900004888","490:4900007668","490:4900007531","490:4900005817","490:4900006191","490:4900005424","490:4900006316","490:4900006791","490:4900005952","490:4900004062","490:4900004610"],"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":[0.049722493143239614,0.04314926908170805,0.031115746538905184,0.027416048956127936,0.026719049893626813,0.025700444173772763,0.023821713956262047,0.021822022856734465,0.020559970058281897,0.019436044809822223,0.019398443720350555,0.019375810153909316,0.018970470201361278,0.0159335827266575,0.014749780695740063,0.01394229721422812,0.013399926556751617,0.01326869908988431,0.01300373260289684,0.012801469438122307,0.012699562802560327,0.011895084413309484,0.011855234846935027,0.011217788620646672,0.010688626456930719],"twin_dists":[0.31819503146376943,0.32562462360045485,0.34214182204806126,0.34832650841676766,0.34957128988639385,0.35144175469273603,0.3550663861137764,0.35920736300625705,0.3619939700422674,0.3646040183965911,0.36469359320066974,0.3647475849003677,0.36572396006943825,0.3736832867282932,0.37715189145451006,0.3796614955897982,0.3814202116302204,0.38185517635805466,0.3827451529915425,0.3834353848424646,0.38378681056014735,0.386652295346355,0.3867986577254303,0.38920133557100284,0.39128986996436665],"n_dims_used":45,"mean_confidence":0.8964811537000869},"coverage":{"mean_confidence":0.8964811537000869,"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}}