{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011198},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012139","490:4900011473","490:4900011415","490:4900012007","490:4900009669","490:4900011548","490:4900010605","490:4900011032","490:4900009984","490:4900009670","490:4900012006","490:4900012002","490:4900011938","490:4900010180","490:4900012074","490:4900012133","490:4900008718","490:4900012134","490:4900004651","490:4900013208","490:4900012410","490:4900011939","490:4900009274","490:4900008728","490:4900004653"],"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":[0.42184678623243665,0.2552803144283484,0.2549392143158064,0.17413874210256972,0.17102144458609528,0.16074097456281697,0.14295519890738825,0.1323947958274608,0.13012012716774,0.12892463339525795,0.10606760128151914,0.10487233682288269,0.1011224415979389,0.09846466456513774,0.09721389216335927,0.0963491533916645,0.09223077407210235,0.0838238796371229,0.07928083540511677,0.06446065426733513,0.06072007597535331,0.0602844639880203,0.05984293617193266,0.057081808962749045,0.056008918741923076],"twin_dists":[0.17063679966980216,0.21461876446292225,0.21472382232655293,0.24282729333320685,0.24407879618701456,0.24832606935571366,0.2561672774981643,0.2611715517718169,0.26228841303644784,0.262881315953578,0.27511810454237823,0.27581204304591367,0.27802989598112066,0.27964106605854366,0.2804111182418257,0.280948066236912,0.283558655240868,0.2891880742090649,0.2924200642005078,0.3041226947475982,0.3074203951653389,0.3078151852834308,0.3082177370231325,0.3107921063927675,0.3118201967911585],"n_dims_used":45,"mean_confidence":0.9171067979600694},"coverage":{"mean_confidence":0.9171067979600694,"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}}