{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007315},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007193","490:4900007325","490:4900006344","490:4900006342","490:4900007195","490:4900007317","490:4900005456","490:4900006341","490:4900007322","490:4900007693","490:4900006947","490:4900007191","490:4900007321","490:4900006218","490:4900006826","490:4900005585","490:4900007081","490:4900005715","490:4900006583","490:4900006343","490:4900006581","490:4900006714","490:4900004233","490:4900007679","490:4900006566"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.1375300956225606,0.0327022204625716,0.02532745091896947,0.01694410841755561,0.013773524169727712,0.012922560808557661,0.006078128336781592,0.005407401104364807,0.005321116162674639,0.00527101694106584,0.004345048516497032,0.0035878333300787615,0.0034447459946001075,0.0017298183277545457,0.0015126138626871245,0.0014685754568945653,0.0010074716775563379,0.0007911763189149771,0.0006801902275767044,0.000646421085168281,0.0005415847383386901,0.0005412556630273591,0.0002920592936261658,0.00023729472980811087,0.0002274065238170595],"twin_dists":[0.2587021879812907,0.33968136733624654,0.3521427135034062,0.37089730132513,0.3802021910114658,0.38302100595085287,0.4149102044623519,0.419636775975675,0.4202828386185831,0.4206623202824582,0.42833851689914215,0.4358138390983733,0.4373861573467779,0.463189266137125,0.46804992532157974,0.4691134950795946,0.4824731930762193,0.49084961420797696,0.4960164287715041,0.49774503350091254,0.5037058054561622,0.5037261581931634,0.5239772860194104,0.5306197803990955,0.531971077450103],"n_dims_used":45,"mean_confidence":0.9137858072916667},"coverage":{"mean_confidence":0.9137858072916667,"n_dims_used":45,"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}}