{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009356},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009019","490:4900009035","490:4900008920","490:4900009456","490:4900008928","490:4900009140","490:4900007798","490:4900008686","490:4900008243","490:4900008910","490:4900011715","490:4900009139","490:4900008573","490:4900009555","490:4900008921","490:4900009235","490:4900009025","490:4900008996","490:4900009144","490:4900008815","490:4900008587","490:4900008700","490:4900009018","490:4900009124","490:4900009130"],"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":[0.09169880683663237,0.04745967007904866,0.044581247788753185,0.03713151013860921,0.023847697437141345,0.01502296693940529,0.011957980491261132,0.00705033516261126,0.0062015473284010286,0.005270036822643796,0.004388662666713831,0.0037123374571831273,0.0034844647602791327,0.0033171267569075836,0.0025126406937373775,0.001386562835246095,0.0012447530786875345,0.0010801116498672621,0.0008232469619145062,0.0007049769706283175,0.0006863149790066968,0.0006790626714189425,0.0006267985152299519,0.000574647847646396,0.0005496224733486782],"twin_dists":[0.2839025345403303,0.32065455850724417,0.32392904827964847,0.33331417858202533,0.35501459474516106,0.37633024152145117,0.3864221687909631,0.4088336692418086,0.41409218879643195,0.4206697767778,0.42794503724614286,0.4344915425780151,0.4369438246513563,0.43883958160130965,0.4493890356649371,0.4711751668236628,0.4750217953500118,0.4800330722114422,0.48948225709478466,0.49479777851010803,0.49571150223286997,0.49607284381699496,0.4987885581196301,0.5017175381341992,0.5032122364590351],"n_dims_used":45,"mean_confidence":0.8857088724772135},"coverage":{"mean_confidence":0.8857088724772135,"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}}