{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700005548},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003013","487:4870010709","469:4690003396","487:4870005410","479:4790004128","496:4960004760","466:4660005695","490:4900002167","480:4800004791","485:4850005199","480:4800004022","469:4690003601","490:4900000961","485:4850005065","489:4890003226","481:4810004851","478:4780005333","493:4930000257","496:4960005364","469:4690002801","478:4780005890","469:4690003217","496:4960004758","474:4740005239","480:4800004354"],"twin_admin_codes":[489,487,469,487,479,496,466,490,480,485,480,469,490,485,489,481,478,493,496,469,478,469,496,474,480],"twin_sims":[0.04011869881012909,0.012564383836848188,0.007680128586480634,0.004391233922852696,0.004187717797884675,0.003778193420328235,0.003148516896066649,0.002857067286738211,0.002786130407386028,0.002416894963540777,0.0023643444585310985,0.002297029106053055,0.0021157743959340797,0.0020197837070808225,0.0019751084203797607,0.001965034014640523,0.0018945795271264271,0.0015502034662398959,0.0014121103987885881,0.0013181974006670893,0.0011495728534499665,0.0011164970537402088,0.0011080700994125575,0.0010504087469835426,0.0009572866564671736],"twin_dists":[0.3293752579262753,0.384256849505866,0.4052882731836067,0.4279219507852566,0.42978838689899124,0.43380836811414464,0.4408401471274234,0.44454121301947086,0.4454941629997134,0.4508448980608584,0.45166658963957035,0.45274397845611036,0.45579596620275353,0.4575109654034882,0.4583348487337665,0.45852300302923277,0.45986420733993905,0.4671644734605489,0.4705211240057997,0.47298177433385846,0.47783804429147725,0.4788674754241394,0.4791342648317751,0.4810118977964704,0.4842562376062734],"n_dims_used":43,"mean_confidence":0.9000799489575763},"coverage":{"mean_confidence":0.9000799489575763,"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}}