{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000395},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000680","480:4800000646","480:4800000376","480:4800000676","480:4800000542","480:4800000622","480:4800000654","480:4800000447","480:4800001086","480:4800000640","480:4800000546","480:4800000468","480:4800000527","480:4800000611","480:4800000437","480:4800000532","480:4800000656","480:4800000651","480:4800000320","480:4800000874","480:4800000677","480:4800000384","480:4800000612","480:4800000375","480:4800000434"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5782821507316166,0.5312810765468587,0.5242439351660739,0.502645475174596,0.4659169317326278,0.45735853835460477,0.4445025260678667,0.4410417693162688,0.42659337328278596,0.426079238221191,0.42115604516901145,0.4130202213931425,0.39808397109375177,0.3901790235646212,0.3792634542655184,0.3783637333582822,0.37782520936235564,0.3684518382506656,0.3625391269918346,0.35147759479825563,0.343174785041743,0.32806033015657277,0.32796430559979983,0.32626137769386226,0.32553735767152564],"twin_dists":[0.1359275814252588,0.14606856776779406,0.14760030387956008,0.1523323299333524,0.16051434978690407,0.1624508845398692,0.16538479949249127,0.16618004678810472,0.16952715442474356,0.1696470987669851,0.17079871401618155,0.17271438910029652,0.17627487808529538,0.1781837839035463,0.18084985613233198,0.1810712401427253,0.1812038708226015,0.18352742721912643,0.1850082812195601,0.18781209839319335,0.18994696640859196,0.19390550225949033,0.1939309659417145,0.19438323207423736,0.194575913981796],"n_dims_used":43,"mean_confidence":0.9128620236418968},"coverage":{"mean_confidence":0.9128620236418968,"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}}