{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001831},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002065","480:4800002064","480:4800001519","480:4800001896","480:4800002207","480:4800002168","480:4800001832","480:4800002391","480:4800001281","480:4800001455","480:4800002009","480:4800001954","480:4800002216","480:4800001951","480:4800002536","480:4800002114","480:4800002067","480:4800001781","466:4660004972","480:4800001774","480:4800002355","480:4800002005","480:4800001782","466:4660005157","480:4800001943"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,466,480,480,480,480,466,480],"twin_sims":[0.5589175726226435,0.5165865798592856,0.5022073310442345,0.49075881791936304,0.48468952060733067,0.4495157981385775,0.4348373792713893,0.4158792639206733,0.39921162115770586,0.3982526371579689,0.39669727969636,0.38360192932549636,0.38353631819956524,0.3766919688822062,0.37127046370109984,0.370382301310067,0.35659377014632154,0.34401141853866724,0.3403110334553921,0.33119254886820454,0.32506526241978967,0.3171093719050259,0.31691473150685995,0.3056614218390716,0.30495927227744024],"twin_dists":[0.1400903631758654,0.14927233412942711,0.15242885999839628,0.15495963746841257,0.15630833013860992,0.16423698637995476,0.16761188522696666,0.1720393652045626,0.17600399844988038,0.17623433953234213,0.1766084651277282,0.1797858777464273,0.17980192521696095,0.1814832723635785,0.18282568346073425,0.1830465196450562,0.18650971606848346,0.1897306179738676,0.19068965284494477,0.1930771415168625,0.19470167967162907,0.19683664720350177,0.19688925388749706,0.19996262029680098,0.2001565197831896],"n_dims_used":43,"mean_confidence":0.9202874649402707},"coverage":{"mean_confidence":0.9202874649402707,"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}}