{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000003404},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000116","500:5000002916","477:4770003667","500:5000004468","499:4990001319","477:4770003901","499:4990002799","499:4990000357","499:4990001216","499:4990003684","477:4770003601","499:4990001905","500:5000011206","499:4990001025","499:4990003549","500:5000002494","499:4990004068","477:4770003891","500:5000003783","500:5000002493","499:4990000624","488:4880001199","488:4880000405","485:4850008087","499:4990003902"],"twin_admin_codes":[499,500,477,500,499,477,499,499,499,499,477,499,500,499,499,500,499,477,500,500,499,488,488,485,499],"twin_sims":[0.5862574948174794,0.5705590007736586,0.5561981033980258,0.5060507673714766,0.4834734382636282,0.48151817183840284,0.43125759706686395,0.4283547006794686,0.42043627888911556,0.398921782874774,0.3949953010773947,0.37365211492232464,0.3689589522380374,0.3597891722985049,0.35071074517376893,0.3417882363548302,0.34139325495830475,0.3348220676792559,0.32691598971636615,0.32610209785588123,0.3257363945834911,0.317649037972708,0.3140061960637317,0.30840778041062455,0.30818005653447805],"twin_dists":[0.13421712045046708,0.1375859076179488,0.14067640292278402,0.15158286572317475,0.15657918348145894,0.15701511926500275,0.16844172200837076,0.16911669951762492,0.17096755128871502,0.17607358889009583,0.1770186317741377,0.1822347870143134,0.1834009761451787,0.1857011755783605,0.18800815625835976,0.1903061392618456,0.19040859790320439,0.1921226077895685,0.19420922523767875,0.1944256005399665,0.19452292106600005,0.19669088352615663,0.1976775504685971,0.19920666975906426,0.19926920420201236],"n_dims_used":45,"mean_confidence":0.9259635077582465},"coverage":{"mean_confidence":0.9259635077582465,"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}}