{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004331},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004193","490:4900003638","490:4900003922","490:4900003631","490:4900003640","490:4900003241","490:4900004336","490:4900003240","490:4900003632","490:4900003239","490:4900003237","490:4900003109","490:4900003634","490:4900002369","490:4900004196","490:4900005154","490:4900003375","490:4900003771","490:4900003780","490:4900003635","490:4900005293","490:4900005019","490:4900003501","490:4900003111","490:4900003636"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7204607199405618,0.5222872113970467,0.47060336870312136,0.43508080554008405,0.4086505690540048,0.3947035114594818,0.39034089193858007,0.3795031346928521,0.37104098147814374,0.3416486147748521,0.33739248176152975,0.3192443262312843,0.315840343816644,0.30487637251444105,0.29492408088121724,0.2830067695688386,0.28034747516380465,0.275548912552147,0.269003907070503,0.2626196406310287,0.2590143571402669,0.25555813999431853,0.2552519847448639,0.25239360965383956,0.25038240129825856],"twin_dists":[0.10516856885175678,0.14802702189369107,0.1594591787965581,0.16755555585567802,0.17375001331027412,0.17708903308185142,0.17814451621036406,0.18079092365848368,0.18288271769980258,0.19034235002976424,0.19145000697188466,0.1962608108306658,0.1971799645593679,0.20017942970353667,0.20295666174832308,0.20635617153292052,0.20712643360638647,0.2085276452519976,0.21046314945713213,0.21237941925161435,0.21347445306320345,0.21453326070833736,0.21462748653502245,0.21551069429540637,0.2161359593231107],"n_dims_used":44,"mean_confidence":0.8947660272771661},"coverage":{"mean_confidence":0.8947660272771661,"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}}