{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000860},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000806","477:4770000982","477:4770001044","477:4770000695","477:4770001631","477:4770000805","477:4770000984","477:4770000859","477:4770001463","477:4770000747","477:4770000921","477:4770000642","477:4770000588","477:4770000690","477:4770001043","477:4770001743","477:4770000694","477:4770000589","477:4770000696","477:4770000744","477:4770001397","477:4770000745","477:4770000639","477:4770000863","477:4770000686"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.9623937581004542,0.9389376080111277,0.9333006763833736,0.9238388321891836,0.8513364767444349,0.8469416659289798,0.8407399379274284,0.8368488666757783,0.8297192992106044,0.8256952102875433,0.8209625927806359,0.8113294137958182,0.7927186270998325,0.7925449250218495,0.7917441735551936,0.7881124107606947,0.7856530368499055,0.7823625940010739,0.7689144489085317,0.7662687690023644,0.7612039440679516,0.7593152191033803,0.7533193426857031,0.7509972788953158,0.750182999211704],"twin_dists":[0.0359598041985067,0.046103155360544455,0.04825597046860824,0.051695151455475444,0.0736853954402508,0.07486077613729573,0.0764988063790428,0.07751489774408574,0.07935486960648466,0.08038162079071477,0.08157890635764489,0.08398394251867321,0.08852200488492629,0.0885637521079827,0.08875606736914571,0.08962554452343648,0.09021183471385481,0.09099317834608925,0.09415238671016342,0.09476785644583466,0.09594094156093937,0.09637671982094058,0.09775435288486331,0.09828560213056303,0.09847160422202648],"n_dims_used":45,"mean_confidence":0.9210257636176216},"coverage":{"mean_confidence":0.9210257636176216,"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}}