{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013169},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013131","490:4900013279","490:4900013327","490:4900013302","490:4900013213","487:4870000468","490:4900013301","490:4900013250","487:4870000334","487:4870000988","490:4900013061","490:4900013132","490:4900013274","490:4900013336","490:4900013313","487:4870000093","490:4900010708","466:4660008497","490:4900010958","490:4900010438","490:4900010862","490:4900013062","490:4900012945","487:4870000818","487:4870000662"],"twin_admin_codes":[490,490,490,490,490,487,490,490,487,487,490,490,490,490,490,487,490,466,490,490,490,490,490,487,487],"twin_sims":[0.3611009756033873,0.2866112086018448,0.1908674420106044,0.17278829521387337,0.165669372238984,0.1437746095236065,0.12393488649551214,0.12083814388251067,0.1118668711983086,0.10036341396327857,0.09922061723125238,0.097470221456954,0.09489523018497366,0.09119929040508054,0.0899761416856222,0.08465357108166979,0.08071962646583798,0.07928446001207526,0.0786106953972461,0.07307399599195477,0.06879233308462444,0.06302668739496604,0.0608503509498872,0.05660374928759324,0.05394001538728339],"twin_dists":[0.18537031105012114,0.2053190904659832,0.2363698622993978,0.2433674739022716,0.24626622135692086,0.25579065754157976,0.26540187271714405,0.26700522356781425,0.271834826515801,0.2784866103886437,0.27917936827578776,0.28025267520788094,0.28185946603588835,0.28422687571330507,0.285027056651997,0.28861302148802503,0.2913807875730643,0.292417427108655,0.2929092982687164,0.29708531107964264,0.300493920551949,0.30536787167402535,0.3073027805430673,0.3112482152642552,0.3138495748310391],"n_dims_used":45,"mean_confidence":0.9147562662760417},"coverage":{"mean_confidence":0.9147562662760417,"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}}