{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000742},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000743","480:4800000854","480:4800000631","480:4800000774","480:4800000705","480:4800000815","480:4800000481","480:4800000591","480:4800000590","480:4800000483","480:4800000630","480:4800000737","469:4690001455","480:4800000669","469:4690006401","496:4960001351","480:4800000701","480:4800000775","479:4790005567","480:4800000633","480:4800000518","480:4800000482","480:4800000773","480:4800000552","480:4800000778"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,469,480,469,496,480,480,479,480,480,480,480,480,480],"twin_sims":[0.3516691515851628,0.2919942471729349,0.259691923326805,0.25871026080236836,0.23285541911371133,0.20343333066043726,0.18767903621725276,0.18580248984837383,0.16980569487824212,0.15963639676200114,0.13464307741957887,0.13405409092214854,0.11881460506298627,0.10762265321632014,0.10662855877589,0.10444861512987562,0.0987516160505165,0.09742823124300867,0.09435914783656192,0.09325610652023555,0.08979364446855007,0.08885737140176801,0.08645914658734113,0.08421088039354548,0.07940588369764118],"twin_dists":[0.18776315858155435,0.20378471494179137,0.21326792818600934,0.21356725345620964,0.22172717287437857,0.2317753462762831,0.237568947546742,0.23828135943801118,0.2445713135315424,0.24879400118122938,0.2600817513549672,0.2603659183009864,0.2680699360377095,0.2742243209229511,0.2747945218351244,0.27605952199133277,0.2794654844098171,0.28027860789564124,0.2821982874450655,0.28290024708099604,0.2851471834178417,0.2857665363818473,0.28737695382853223,0.2889192844996993,0.29232914087358697],"n_dims_used":43,"mean_confidence":0.9261664457099382},"coverage":{"mean_confidence":0.9261664457099382,"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}}