{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000807},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001210","480:4800000732","480:4800001147","480:4800001007","480:4800001148","480:4800000808","480:4800001208","480:4800000832","480:4800000966","480:4800001085","480:4800001083","480:4800001051","480:4800001013","480:4800000884","480:4800000806","480:4800000958","480:4800001153","480:4800001142","480:4800001047","480:4800000333","480:4800000846","480:4800002639","480:4800001078","480:4800000848","480:4800001040"],"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":[0.49097840659134107,0.3810687304422947,0.3304131050767954,0.32258911910413535,0.2795380918886122,0.2672858575798996,0.25751410504133654,0.23148756188102443,0.2114905571006764,0.20030057493245748,0.19389789906297905,0.17935034932254543,0.17147399589580586,0.17084274712229527,0.16895399107760317,0.1651158605909186,0.16363105435265268,0.16140560765212258,0.15850231571404086,0.15535353696172363,0.15466794183667443,0.15289984528771364,0.15257536511275438,0.14706151647995966,0.1455065496585745],"twin_dists":[0.15491093600305558,0.18040641765101018,0.1932828732594299,0.19536299052886233,0.20736174924294778,0.21097602315860964,0.21393295043422866,0.22217491055217756,0.22893117957694303,0.23290201488796866,0.23524307188023835,0.24077021533304385,0.24389610252312294,0.24415103127236168,0.2449178607131062,0.24649533551205613,0.2471126927150963,0.24804563597121876,0.24927688865198647,0.2506309682891717,0.2509284511421568,0.251700119025233,0.251842444897754,0.2542957253144464,0.2549998281515702],"n_dims_used":43,"mean_confidence":0.9166955282521803},"coverage":{"mean_confidence":0.9166955282521803,"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}}