{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000579},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000637","500:5000000522","500:5000000089","485:4850007366","500:5000000120","500:5000000142","500:5000000636","500:5000000638","500:5000000580","500:5000000188","500:5000000592","485:4850007431","500:5000000148","500:5000000589","500:5000000581","500:5000000090","500:5000000095","500:5000000116","500:5000000054","500:5000000523","500:5000000928","500:5000000468","500:5000000114","500:5000000429","500:5000000372"],"twin_admin_codes":[500,500,500,485,500,500,500,500,500,500,500,485,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.7307199933885585,0.7271969639329592,0.7102092640497892,0.6879001093075616,0.6809792501317615,0.6763110574211607,0.6407360103271444,0.6199627108621627,0.6115829749500543,0.6108249439545921,0.5865474062190559,0.5853885877705398,0.5799804797542761,0.5775544884325209,0.5702409083811814,0.5622003429204229,0.5580055623007589,0.5557190472182785,0.551983644090357,0.539945411105123,0.53440627606463,0.5156989082636987,0.5095362941011619,0.5060143332348522,0.5052584980858573],"twin_dists":[0.10287583315773811,0.10366521229639239,0.10744248972673938,0.11234130262486572,0.1138494072015589,0.1148640047104743,0.12254230801410074,0.1269978517825622,0.12879262598191168,0.1289549504387428,0.1341549749258259,0.1344033915444807,0.13556319036875167,0.1360837358103584,0.13765425780215435,0.13938346479994618,0.14028685366179067,0.14077968169978358,0.14158545435344316,0.14418843569656573,0.1453897073687047,0.1494665427697971,0.15081713007424946,0.15159087726550244,0.15175711338270031],"n_dims_used":44,"mean_confidence":0.9164276990023527},"coverage":{"mean_confidence":0.9164276990023527,"n_dims_used":44,"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}}