{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000113},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000173","480:4800000116","480:4800000090","480:4800000143","480:4800000174","480:4800000265","480:4800000257","480:4800000193","480:4800000206","480:4800000253","480:4800000247","480:4800000208","480:4800000200","480:4800000191","480:4800000251","480:4800000252","480:4800000004","480:4800000261","480:4800000264","480:4800000249","480:4800000144","480:4800000250","480:4800000218","480:4800000234","480:4800000016"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.4547350547711145,0.42317280776022664,0.419862028563749,0.3424844019063186,0.27813845439401985,0.2686588878936895,0.2613163134300362,0.23007575123836713,0.21956829326801441,0.20983702963508638,0.2068401058644932,0.19103792780519857,0.1839318286410909,0.18126861187815904,0.1752580255319954,0.16469996743830173,0.15318738905331197,0.14788578058674592,0.13098342356798576,0.11747774568646469,0.11698518717845637,0.1152210591441744,0.10967346139440534,0.09394374544588338,0.09240785618400298],"twin_dists":[0.16304709491614375,0.17032628331712274,0.171102342215656,0.19012570694598224,0.20776965158466176,0.210565981590721,0.21277418364423253,0.22263886567897864,0.2261526165473071,0.22950876865953274,0.2305635564386409,0.23630614217868567,0.23899658890209277,0.24002374548964148,0.24238184084148057,0.24666785078124268,0.2515741795736963,0.2539247212660359,0.2618628148086814,0.2687809771050854,0.26904451954804864,0.2699954555049549,0.27306078437446085,0.2824618800573142,0.28344453190972857],"n_dims_used":43,"mean_confidence":0.9053866364235101},"coverage":{"mean_confidence":0.9053866364235101,"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}}