{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000022},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000003","500:5000000099","500:5000000056","500:5000000986","485:4850007356","485:4850007649","485:4850006692","485:4850004773","485:4850004902","500:5000000193","500:5000000603","485:4850007858","500:5000000349","485:4850007588","485:4850006306","500:5000000565","500:5000006007","500:5000001559","500:5000000442","500:5000003626","485:4850006702","485:4850004983","485:4850006979","477:4770000651","500:5000000514"],"twin_admin_codes":[500,500,500,500,485,485,485,485,485,500,500,485,500,485,485,500,500,500,500,500,485,485,485,477,500],"twin_sims":[0.44543421868949,0.3057813389610556,0.2366314074268553,0.2339730753720786,0.18199078879844766,0.17222594685849804,0.15842937906382434,0.15755306423080148,0.1503301421366933,0.14933171496383166,0.14647933719373912,0.1368542870438702,0.13411192561199003,0.13388384119135796,0.12963427184301587,0.12733327299565975,0.12601322971132292,0.12411068434176213,0.12025498104105095,0.11775993391390813,0.11202404170046298,0.11190996790099957,0.11182179064188312,0.11154922487170713,0.10672525068998279],"twin_dists":[0.16517111331532036,0.19992953079728484,0.22050007619878098,0.22136261400298143,0.2397441669705225,0.2435933043480125,0.24930803080923578,0.24968301525552353,0.2528334032996158,0.2532775725204199,0.2545586933120162,0.2590231646319318,0.2603379734668189,0.2604482329628493,0.2625288737402592,0.2636770318551343,0.26434281780070884,0.26531177172431697,0.26731065622210703,0.26863037429996645,0.2717476946839126,0.271810925266654,0.2718598356073677,0.2720112114087598,0.2747388797528025],"n_dims_used":45,"mean_confidence":0.9194208780924479},"coverage":{"mean_confidence":0.9194208780924479,"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}}