{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000097},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000548","500:5000000384","500:5000001930","485:4850007768","500:5000000822","500:5000000830","485:4850008947","485:4850007835","485:4850007298","500:5000001169","475:4750002715","500:5000000763","485:4850007433","500:5000001931","473:4730007240","475:4750002717","475:4750002716","500:5000000123","473:4730007239","475:4750002522","500:5000000764","485:4850008351","485:4850008434","475:4750001449","485:4850008599"],"twin_admin_codes":[500,500,500,485,500,500,485,485,485,500,475,500,485,500,473,475,475,500,473,475,500,485,485,475,485],"twin_sims":[0.23520799036757437,0.16996602034636382,0.13228913395903497,0.11954059646679711,0.09127346347487444,0.09125870868817354,0.08990163298684499,0.062310776269079805,0.056892175684489024,0.04295145545946031,0.04121600681540972,0.04012435222093559,0.039853031284311696,0.035700360546531716,0.034206805437819746,0.031419227346139444,0.028474374754551578,0.0282618312938809,0.02697503088900393,0.02501875952388709,0.024099460394783858,0.02311703313522466,0.022293323024769045,0.02206595425941306,0.02169749507291244],"twin_dists":[0.22096113298429948,0.2445062188813474,0.261223110202288,0.2676863625462405,0.284178625675066,0.284188221282245,0.2850760778310235,0.3059982325636864,0.3109726536110646,0.32586255511220813,0.3279904816412343,0.32936804195850505,0.32971532622869937,0.3352973183166284,0.33744034504843634,0.3416629855996611,0.3464875454418918,0.34685209043988346,0.3491109139618909,0.352729608497225,0.35451528510726754,0.35648999913862256,0.35820259751475525,0.358684996919727,0.3594759923587894],"n_dims_used":45,"mean_confidence":0.9178816053602431},"coverage":{"mean_confidence":0.9178816053602431,"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}}