{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004643},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004412","489:4890004190","489:4890003959","489:4890004134","489:4890004189","489:4890004646","489:4890003972","489:4890004446","489:4890004647","489:4890004630","489:4890004152","489:4890004091","489:4890003660","489:4890003889","489:4890004600","479:4790002990","479:4790002482","489:4890003910","489:4890004558","489:4890003703","489:4890004037","489:4890003964","489:4890003844","479:4790003156","489:4890004691"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,479,489,489,489,489,489,489,479,489],"twin_sims":[0.8064079982642357,0.767396542708744,0.7526093960691422,0.7496745021187043,0.7371697032456994,0.7177868616908158,0.7084569262328868,0.6975849406581004,0.6951166585497427,0.6942733761457595,0.6930167987416921,0.6911826483093494,0.6908739575505806,0.6824567394439627,0.6778969665190812,0.6774428720650705,0.672802766490547,0.6687834378886293,0.6653034140605125,0.656799007817213,0.6561601159216047,0.6516956865293789,0.650416488821995,0.6416642187657091,0.6403057654761487],"twin_dists":[0.08519716144061387,0.09450573103861697,0.09791690848790738,0.09858768204910062,0.10142476572593127,0.10576323176153253,0.10782962054995551,0.11022220473422273,0.11076330911957304,0.11094800989979016,0.11122307924503631,0.1116242569335862,0.11169173857790521,0.11352785579506988,0.11451954492966467,0.11461819764953797,0.11562521570417543,0.11649603693206387,0.1172489839433047,0.11908537724996364,0.11922314397031519,0.12018514664573172,0.12046058152728395,0.12234288873040476,0.12263473106337253],"n_dims_used":45,"mean_confidence":0.9205264621310764},"coverage":{"mean_confidence":0.9205264621310764,"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}}