{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000556},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000517","480:4800000326","480:4800000667","480:4800000772","480:4800000740","480:4800000484","480:4800001157","480:4800000809","480:4800001218","480:4800001099","480:4800000896","480:4800000669","480:4800000707","480:4800000592","480:4800001521","480:4800000736","480:4800001436","480:4800000738","480:4800001612","480:4800001611","480:4800000327","480:4800000483","480:4800000481","480:4800000739","469:4690004564"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,469],"twin_sims":[0.3823124388006187,0.329604046476841,0.3006916461007076,0.26912673881725757,0.2638157090408925,0.2390279085849722,0.19189194442467922,0.18604167778770694,0.16831861729690803,0.1641315869003198,0.1637935624892756,0.16226761598344794,0.14782145102417943,0.1459331073101178,0.14591012881437174,0.13774072215749802,0.13511368231297718,0.1345161307783462,0.1313992378166884,0.1242886804940394,0.12352577750640137,0.1209969618576151,0.1208438018767778,0.1139444617515769,0.11320151732358942],"twin_dists":[0.18010150856901228,0.19349670349992268,0.20134064159927592,0.21042655946748093,0.21201822032825757,0.2197279018785133,0.2359875439628917,0.2381902739904583,0.2451772046418217,0.24690412880677137,0.24704492762737051,0.2476831683262114,0.25395362118664494,0.25480612701051497,0.254816550926474,0.2586023917007555,0.2598553696108602,0.2601429199836052,0.2616585761968816,0.26522064285798463,0.26561192873040107,0.2669222373832659,0.26700226570089614,0.27069059455792055,0.27109790985697546],"n_dims_used":43,"mean_confidence":0.9246336471202762},"coverage":{"mean_confidence":0.9246336471202762,"n_dims_used":43,"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}}