{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700004614},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001604","496:4960008247","499:4990000200","493:4930004280","470:4700005867","488:4880006202","466:4660001339","470:4700005714","466:4660003930","496:4960003972","493:4930004243","466:4660003215","493:4930004567","493:4930004568","493:4930000741","470:4700002434","472:4720005153","470:4700004787","493:4930001097","469:4690000899","490:4900005930","489:4890001788","488:4880001104","488:4880002131","470:4700003067"],"twin_admin_codes":[470,496,499,493,470,488,466,470,466,496,493,466,493,493,493,470,472,470,493,469,490,489,488,488,470],"twin_sims":[0.237811670039821,0.1793504483498105,0.17698503447870434,0.13132018067631293,0.1301607978269095,0.12505546663220887,0.12114261019349083,0.11483513467085747,0.11179941767295262,0.10409300158305294,0.09644487330009073,0.09506512365490272,0.09467458622784014,0.09357858333516095,0.09255191289798748,0.09122487440931078,0.07747665431246756,0.07698736787843409,0.07413218187612713,0.0680913392351471,0.06604775746533018,0.06234611285400537,0.060910924968035095,0.058140596361432845,0.056221131225890446],"twin_dists":[0.22011915102796262,0.24077017665206962,0.24169848663527457,0.26169736974128327,0.26226831497844644,0.2648292008626305,0.26684620570129364,0.2702049736092509,0.2718722502251486,0.27626782575548103,0.28088844424770576,0.28175240254837514,0.28199873707789486,0.28269435301002865,0.28335181969518924,0.28421022965471965,0.2937448901888608,0.2941084500936494,0.2962679051368374,0.3010682928570582,0.30277067397520774,0.3059669797408008,0.30724816364611757,0.30979304919846135,0.3116155625691947],"n_dims_used":43,"mean_confidence":0.9136895468068678},"coverage":{"mean_confidence":0.9136895468068678,"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}}