{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002529},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001928","490:4900004086","490:4900003516","490:4900003798","490:4900004487","490:4900004350","490:4900001773","490:4900002383","490:4900002977","490:4900003122","490:4900001927","490:4900001112","490:4900002527","490:4900002675","490:4900002549","490:4900003123","490:4900003789","490:4900003137","490:4900002535","490:4900002379","490:4900004364","490:4900004085","490:4900002234","490:4900002084","490:4900002377"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4598852400420893,0.40267946854585757,0.3861952949578423,0.3341131401842329,0.31882677180481617,0.28227435707042936,0.2819943290979848,0.28049289370467034,0.25655999633264803,0.2485970857604326,0.23987345173223004,0.23759663505819206,0.23624469859303723,0.23062290525254917,0.22927221331051548,0.18016672052780622,0.16437311503989221,0.14535520249295175,0.13874730481972083,0.13129280463655796,0.11585529474577265,0.11531377604592294,0.11388473450198282,0.11255657480838858,0.10948212760017444],"twin_dists":[0.16187783446831286,0.17517313673337234,0.1791526255724226,0.19230860523089716,0.19637326194909469,0.20656787550794975,0.2066489053952873,0.20708419914435588,0.21422541676838125,0.21669369037688196,0.21945666373126985,0.22018846070445203,0.2206251546815973,0.22245883555503562,0.2229037665856236,0.24045184612039427,0.24680365243694516,0.2550686564301914,0.258127035105259,0.261710807338156,0.2696522979924175,0.2699451999550911,0.2707232639808733,0.27145316953180565,0.27316862238074685],"n_dims_used":45,"mean_confidence":0.9138941446940104},"coverage":{"mean_confidence":0.9138941446940104,"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}}