{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000105},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000136","489:4890000104","470:4700002444","489:4890000137","489:4890000045","489:4890000084","489:4890000007","489:4890000179","489:4890000043","489:4890000075","489:4890000032","481:4810005906","489:4890000042","481:4810006036","481:4810005478","489:4890000063","489:4890000345","489:4890000031","481:4810006003","489:4890000224","489:4890000309","489:4890000101","489:4890000030","489:4890000223","481:4810005652"],"twin_admin_codes":[489,489,470,489,489,489,489,489,489,489,489,481,489,481,481,489,489,489,481,489,489,489,489,489,481],"twin_sims":[0.8722301927071581,0.8231298157744872,0.8168059574352449,0.8140685077435672,0.800970456226215,0.7995735872476988,0.7723585233543971,0.7655001238153726,0.7553084142815789,0.72659138651951,0.7041176588998984,0.6960761983472619,0.689321437723308,0.6856939189479567,0.6840255605058354,0.6796026083424098,0.6745051807592192,0.643307058110842,0.640541868355675,0.6338013292141448,0.6329628275441664,0.6302782754313712,0.6178155406498274,0.6046470082981129,0.6012995243968445],"twin_dists":[0.06790881172321526,0.08103197135652022,0.08262175937384643,0.08330428528655068,0.08652628157701096,0.08686588055529527,0.09334830813075125,0.09494631633135285,0.09729829032876895,0.10380067804109121,0.1087864255671177,0.11055304270816015,0.11203096867902435,0.11282257830889256,0.11318619209183717,0.11414882156582119,0.11525596804278454,0.12198984545738527,0.1225840135634508,0.12403111922136344,0.12421102304837765,0.12478685833732465,0.12745781131549985,0.13027782890318934,0.13099464143829853],"n_dims_used":45,"mean_confidence":0.9146325005425348},"coverage":{"mean_confidence":0.9146325005425348,"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}}