{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000128},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000265","480:4800000191","480:4800000206","480:4800000116","480:4800000113","480:4800000264","480:4800000173","480:4800000249","480:4800000016","480:4800000232","480:4800000129","480:4800000144","480:4800000076","480:4800000004","480:4800000207","480:4800000200","480:4800000218","480:4800000192","480:4800000248","480:4800000102","480:4800000193","480:4800000143","480:4800000114","480:4800000250","480:4800000090"],"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":[0.21113444190136926,0.192085616407173,0.1620128106566619,0.0926950067784321,0.08629312099437124,0.07496695711068067,0.07475953670657592,0.0594609009484696,0.04733591550620406,0.04585809484454114,0.04503032078303595,0.04382944947713404,0.04293379586626957,0.03984497840849447,0.03466441366549014,0.029175269613632638,0.025651777680624738,0.02536375244990504,0.02516668956465587,0.02386279728338066,0.021798833822109797,0.021014508903191922,0.02060124213219549,0.02035314739727368,0.019056328012451468],"twin_dists":[0.2290553134894176,0.2359154305651949,0.24779016622607883,0.2832598399231694,0.28748974937326266,0.2956297003471157,0.2957877402140154,0.30856802386477195,0.3207918743598293,0.3224552868001971,0.3234067307915681,0.3248134352652389,0.3258838409699511,0.3297256641988061,0.33677542225033413,0.3453017453206174,0.35153271231023725,0.3520741025102116,0.3524475824328093,0.35498451954709254,0.35925728487102737,0.36097361726594446,0.3619005154391769,0.36246476659880744,0.3655156363248874],"n_dims_used":43,"mean_confidence":0.9033581046170966},"coverage":{"mean_confidence":0.9033581046170966,"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}}