{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001485},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660013819","487:4870000763","487:4870001589","487:4870001391","487:4870001586","487:4870001025","487:4870000935","487:4870000938","487:4870000765","487:4870000855","487:4870000685","487:4870000611","487:4870001122","487:4870001778","487:4870001212","487:4870001106","487:4870001769","490:4900003456","487:4870001491","487:4870001309","487:4870002654","490:4900001992","487:4870001129","490:4900002603","487:4870001112"],"twin_admin_codes":[466,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,490,487,487,487,490,487,490,487],"twin_sims":[0.7066741846482838,0.6986748520693615,0.6267631078698547,0.6075837040143679,0.5869376561642101,0.5819080186700715,0.5619415779593677,0.540044458202015,0.5189837516234244,0.5162918214917646,0.47915307343703883,0.4700337268004708,0.4636290259493581,0.43409516601023984,0.43310731138202785,0.43304368152850214,0.42690187863330137,0.42014019396698893,0.4111599366240971,0.40921908800525425,0.40177231157851523,0.3972489717014162,0.38359138165406914,0.37372292715878624,0.37260890356395016],"twin_dists":[0.10822302569877214,0.10998303562312875,0.12554055546378404,0.12964900203718696,0.13407132383131504,0.1351497262692264,0.13943916592870212,0.14416697708364742,0.14874827327848034,0.1493368136105593,0.15754317752373795,0.15958724474865219,0.16103080641849954,0.16778371288732125,0.16801259111864986,0.16802734085006737,0.16945521082106613,0.17103704009108214,0.1731546944412556,0.17361499815139228,0.17539016876501204,0.1764756843771001,0.17978845745580446,0.18221724671391565,0.1824933820661139],"n_dims_used":43,"mean_confidence":0.9147915507471839},"coverage":{"mean_confidence":0.9147915507471839,"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}}