{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700005030},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700006481","466:4660004207","466:4660003403","466:4660000232","466:4660000278","478:4780000263","496:4960000378","470:4700005033","496:4960000132","466:4660000318","470:4700003490","470:4700005014","496:4960000870","470:4700004520","470:4700005025","470:4700004867","466:4660003402","466:4660010446","466:4660000091","470:4700004350","466:4660001266","469:4690001465","493:4930006163","470:4700004337","470:4700001285"],"twin_admin_codes":[470,466,466,466,466,478,496,470,496,466,470,470,496,470,470,470,466,466,466,470,466,469,493,470,470],"twin_sims":[0.6488233237853375,0.6088255533655459,0.5327837975253062,0.48145205515095285,0.470458841422019,0.4475536491105951,0.4457874356908569,0.444002646683606,0.43081392896241333,0.4278391042868094,0.41785008549494734,0.41690331960072186,0.41479006449397465,0.41309343086482136,0.4125891646100543,0.40944672602737764,0.4082361542847822,0.40346982889462324,0.40176146393417184,0.3988680204680405,0.39755017203298293,0.3918272987791725,0.39017406859000736,0.3856077668794851,0.38456476610832474],"twin_dists":[0.12080349668567054,0.12938308665208118,0.1457420422428811,0.15702987001296656,0.15949166623193156,0.16468564967142058,0.16509014670797298,0.16549951887745087,0.16854476302756255,0.16923678067835848,0.17157521437866824,0.17179807111766945,0.17229628949573098,0.17269707904698214,0.17281633761699408,0.17356096053307868,0.17384848314720122,0.17498422704868039,0.17539276533796191,0.1760864998273512,0.1764032274262644,0.17778428393514484,0.17818498605261332,0.17929591135002923,0.17955053333807705],"n_dims_used":43,"mean_confidence":0.9122381875681322},"coverage":{"mean_confidence":0.9122381875681322,"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}}