{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012155},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011141","490:4900012087","491:4910005808","490:4900011427","490:4900011751","490:4900007990","490:4900012019","490:4900012154","490:4900012291","491:4910005468","490:4900011686","490:4900010562","490:4900010476","490:4900009824","490:4900010031","490:4900012223","490:4900009821","491:4910005618","490:4900009520","491:4910003893","490:4900004191","490:4900004330","490:4900011622","490:4900010820","497:4970000440"],"twin_admin_codes":[490,490,491,490,490,490,490,490,490,491,490,490,490,490,490,490,490,491,490,491,490,490,490,490,497],"twin_sims":[0.057066367533438495,0.01676658517746293,0.013189747119970336,0.01199143070125715,0.006226112752421537,0.006009691631437384,0.0046624758719171705,0.003996136036296764,0.002873876034970833,0.002304338966718205,0.001405392416713626,0.0011890805192092601,0.00113583373734617,0.0010846541193862164,0.0009045870287267916,0.0008184558090239949,0.0006923315569352239,0.0006310528213006046,0.0005843288769018971,0.000576190667603728,0.0005369227829917489,0.00042925392433774306,0.00039136304030532655,0.00029508823920882163,0.0002644672838325174],"twin_dists":[0.31080678943241336,0.3713759704366592,0.3821187057712971,0.3863002169164828,0.4139311240164659,0.41537027943052807,0.4255528843768614,0.43162227608875975,0.4443185823844961,0.4526255913840926,0.47069204483603705,0.4766437898939396,0.4782622776050818,0.4798855847848036,0.48622455030196204,0.48968335070187996,0.4954144189471863,0.49855975502294303,0.5011555610314705,0.5016273896260002,0.5039952221768844,0.5114305572840351,0.5144693834057263,0.5236450467073102,0.5271622239381027],"n_dims_used":44,"mean_confidence":0.8822098645296964},"coverage":{"mean_confidence":0.8822098645296964,"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}}