{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002370},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001313","480:4800002424","480:4800001587","480:4800001583","480:4800002190","480:4800001704","480:4800002459","480:4800001640","480:4800002138","480:4800002184","480:4800002522","480:4800002199","480:4800002095","480:4800002318","480:4800002195","480:4800002147","480:4800002457","480:4800002134","480:4800002183","480:4800001821","480:4800002519","480:4800002412","480:4800001361","480:4800002476","476:4760000154"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,476],"twin_sims":[0.36033959042735886,0.24023869416545834,0.17432860653993582,0.16694869344849786,0.15252492839048779,0.130882674778686,0.12419327311712382,0.12198893242588517,0.11233601858486937,0.09868243700766309,0.0942344615758795,0.0861147275455067,0.07879618136239833,0.07784965187758962,0.07462195991800627,0.07293446290282894,0.07290120719136486,0.07065276215063844,0.06908132266060836,0.06811546525034516,0.06630545956897693,0.059224555443850406,0.0567104739637344,0.055594088469121665,0.05204381370752013],"twin_dists":[0.1855622736915655,0.21933969136097425,0.24275158747754064,0.24573878012886993,0.2518645877673792,0.2619123739007484,0.26526947631934233,0.2664057812728562,0.27157502067595335,0.27950777747434463,0.28227731057058336,0.2876111401439356,0.29277355049034415,0.2934689765314303,0.2958927594637831,0.2971938077816794,0.29721969119273783,0.29899228641996484,0.30025851664585773,0.301048444992805,0.30255365207234997,0.3087856565187489,0.31114611600222974,0.31222207108045597,0.31576701925414336],"n_dims_used":43,"mean_confidence":0.9135522177053053},"coverage":{"mean_confidence":0.9135522177053053,"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}}