{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000008},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000262","480:4800000263","480:4800000251","480:4800000009","480:4800000144","480:4800000049","480:4800000218","480:4800000114","480:4800000223","480:4800000175","480:4800000116","480:4800000012","480:4800000247","480:4800000053","480:4800000016","480:4800000260","480:4800000193","480:4800000192","480:4800000248","480:4800000101","480:4800000173","480:4800000191","495:4950000046","495:4950000160","480:4800000070"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,495,495,480],"twin_sims":[0.22212476691951968,0.19573041422513623,0.10149993569327924,0.07309646486454498,0.06120291267103473,0.04358794134637212,0.04047772923194612,0.0400635888125795,0.03630958646113907,0.033489878592769286,0.023398580543470982,0.02256426019505958,0.021487210140051227,0.02031959632480668,0.019255296397094144,0.01814104634754429,0.01764148463152664,0.015166853792790648,0.014847190504339695,0.014805002432792392,0.009780154294030455,0.00884643696585839,0.008647348524781565,0.008080443817582893,0.006626863767001128],"twin_dists":[0.22528758280268454,0.23456763457358606,0.2778037514397926,0.29706785563419197,0.3069855153622826,0.3251002404708114,0.32891868921166595,0.32944564490615996,0.33444501108237373,0.3384974658672584,0.35591675748997337,0.3576333092847874,0.35993267409939095,0.3625415326036273,0.3650359976666877,0.36778006524886936,0.36905850904924825,0.37590275820354196,0.37685738963645626,0.3769847283432243,0.39510030592542317,0.39936100763634724,0.4003212287123914,0.4031680838161939,0.4113813541527843],"n_dims_used":43,"mean_confidence":0.905380692592887},"coverage":{"mean_confidence":0.905380692592887,"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}}