{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000283},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000279","480:4800000278","480:4800000289","480:4800000290","480:4800000288","480:4800000280","480:4800000282","480:4800000344","480:4800000286","480:4800000504","480:4800000717","480:4800001034","480:4800000469","480:4800000375","480:4800000645","480:4800000571","480:4800000795","480:4800000797","480:4800000610","480:4800000692","480:4800000402","480:4800000543","480:4800000274","480:4800000753","480:4800000749"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7238864818137595,0.6295147467489187,0.5684748869001336,0.2392958681226816,0.2277952651607694,0.21824317844358368,0.06891002989168503,0.062349100932152526,0.0621112062406866,0.05698625268328262,0.0528587971535127,0.05083642804136996,0.0506250821097373,0.04866136359252472,0.04786201296490009,0.04777634028563644,0.04341222360010337,0.04308177437801522,0.04272805133760289,0.04261248422565848,0.04259331773404009,0.041746963632341,0.04135603692715613,0.0410860048182702,0.03998371485207582],"twin_dists":[0.10440498349684117,0.12495059661315416,0.13803380929181924,0.2196418768554061,0.22339227392075436,0.22660365224215628,0.300397950716813,0.3059643376534561,0.3061750120687027,0.3108830222132781,0.3149359177695211,0.3170183877229957,0.31723996982771163,0.3193365091207912,0.32021018464333617,0.3203045448617951,0.3253097561913831,0.3257057033737802,0.32613237792852073,0.3262724236020745,0.3262956806883099,0.3273315600399288,0.32781601163003293,0.3281529051404349,0.32954780593095967],"n_dims_used":43,"mean_confidence":0.9139015730037245},"coverage":{"mean_confidence":0.9139015730037245,"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}}