{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004691},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002935","474:4740000974","493:4930001707","500:5000009660","474:4740003007","473:4730004415","470:4700005257","484:4840004395","493:4930000013","478:4780005467","484:4840004396","493:4930000258","480:4800004769","493:4930002880","472:4720006990","478:4780008206","469:4690002380","473:4730002035","484:4840004389","468:4680002279","498:4980000809","468:4680003274","480:4800004330","472:4720006298","493:4930000257"],"twin_admin_codes":[489,474,493,500,474,473,470,484,493,478,484,493,480,493,472,478,469,473,484,468,498,468,480,472,493],"twin_sims":[0.03752646228954063,0.03381093638068363,0.022156855091784642,0.019126718330135007,0.012506084820847474,0.011696128627463788,0.011119718012843824,0.00848954141912835,0.007673048457805427,0.007021798113550097,0.00696968646496008,0.006851713918337392,0.006636993714171383,0.006534046054075536,0.005975893445488688,0.005932882883623736,0.004902370385761928,0.004814670946328461,0.004676780311362022,0.003996021302910695,0.003558748732960595,0.0035460840833296437,0.0035431640257397564,0.0034909613680665593,0.003256998997782907],"twin_dists":[0.33277832581124334,0.3380216994761855,0.35849162041541976,0.36534545351694514,0.3844609482358173,0.3873874200822133,0.3895816984839314,0.4010965033192604,0.4053266559267014,0.40900096768565525,0.40930805605335385,0.41001095696090284,0.41131872110222534,0.4119592908589169,0.41559923852230285,0.41589230066126615,0.42355956960888413,0.42427780976691554,0.4254314490591722,0.43162339810478206,0.436128749392862,0.4362666080723774,0.4362984574630122,0.43687191223996164,0.43954212559040723],"n_dims_used":43,"mean_confidence":0.9006179099859193},"coverage":{"mean_confidence":0.9006179099859193,"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}}