{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012701},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012767","490:4900012556","490:4900013071","490:4900012754","490:4900012628","466:4660008329","490:4900012899","487:4870000596","490:4900013039","490:4900012330","490:4900012751","490:4900012482","490:4900012336","490:4900011855","490:4900012685","490:4900012839","490:4900012704","487:4870002078","496:4960007787","490:4900013137","490:4900010434","490:4900012265","490:4900011187","487:4870003961","487:4870001265"],"twin_admin_codes":[490,490,490,490,490,466,490,487,490,490,490,490,490,490,490,490,490,487,496,490,490,490,490,487,487],"twin_sims":[0.18191055905468587,0.14549678057160376,0.12186390396339311,0.08874346346523004,0.08799640898191911,0.06789144082257352,0.06642510691240927,0.05913704824611919,0.05303712991034504,0.04779402832531871,0.04711815934396208,0.043816838162176845,0.03849779239964027,0.033654536028379915,0.0334289868933592,0.02897486335541629,0.027979212646348943,0.0226681852664855,0.022445577657553634,0.022261824086676214,0.021570914553489397,0.02126389217255959,0.021028845863098184,0.019272587044512325,0.01922865904476783],"twin_dists":[0.2397751877917136,0.25500426924628494,0.26647069884194097,0.28584224020914856,0.2863406575414903,0.3012329648175472,0.30245312577803507,0.3088664166088816,0.3147554780257644,0.32028505161190596,0.3210342231389272,0.32482837904857287,0.3314805231852791,0.3382529812954202,0.33858813798282184,0.3456382798408098,0.34734049398703964,0.35741651770740646,0.3578819482364006,0.35826917182936524,0.3597504271901705,0.36042193627593655,0.36094174733490897,0.36499452109993125,0.36509995868487244],"n_dims_used":45,"mean_confidence":0.9138057284884983},"coverage":{"mean_confidence":0.9138057284884983,"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}}