{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960006147},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960003683","496:4960004547","496:4960004097","469:4690000160","496:4960006410","496:4960004556","496:4960006945","496:4960004548","496:4960001798","479:4790000437","496:4960006149","496:4960005748","496:4960007077","496:4960006422","496:4960005460","496:4960005880","496:4960007080","496:4960007598","496:4960003403","496:4960007606","496:4960003147","496:4960003133","496:4960005606","496:4960005886","496:4960001941"],"twin_admin_codes":[496,496,496,469,496,496,496,496,496,479,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.6223104881877928,0.497188683273786,0.47414883042768696,0.46600016060358296,0.42307024680016814,0.42157647579621593,0.38827595929965564,0.3828349516180174,0.35617813907487106,0.3558137149169909,0.3502148668539292,0.35005398207673355,0.3387930345350182,0.3277825118952866,0.31613579289917065,0.3092191666322821,0.29767029519436494,0.2922816877697029,0.2904602565118899,0.28281188607652574,0.28028240807281496,0.2734066550177856,0.27160706323291145,0.2708823152842967,0.26916178021001214],"twin_dists":[0.1264948349080101,0.1535362193438755,0.15866325715636506,0.1604955788501815,0.1703502855906907,0.17070014894278687,0.17864602374371613,0.17997355083017788,0.186615157419724,0.18670766031380479,0.18813505511802422,0.18817624689953275,0.191084688959028,0.19397918505261075,0.1970999654760916,0.1989840733436362,0.20218490419092303,0.20370325895122018,0.20422023079473176,0.2064124702885122,0.20714533559486245,0.2091580141951478,0.20968990131259604,0.2099047208534097,0.21041612298504933],"n_dims_used":45,"mean_confidence":0.9279893663194444},"coverage":{"mean_confidence":0.9279893663194444,"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}}