{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002257},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001776","480:4800002004","480:4800001392","480:4800002434","480:4800002303","480:4800002060","480:4800001717","480:4800002260","480:4800002010","480:4800001447","480:4800002125","480:4800002263","480:4800002154","480:4800002304","480:4800001833","480:4800002386","480:4800002262","480:4800002535","480:4800002337","480:4800002446","480:4800002162","480:4800001387","480:4800001848","480:4800001969","480:4800001849"],"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":[0.5750544659132134,0.5007888050746725,0.4997004665673602,0.4789142339090504,0.47290010193699283,0.4720944321974512,0.4524631087227723,0.44849119220110445,0.4400183296933861,0.39939893591110764,0.37758475401288116,0.36698228874215155,0.3630455999774986,0.3438346262337502,0.3389817958271082,0.3387959527237717,0.3350894224790938,0.3289199693974077,0.325624005583487,0.32528225780833164,0.3238695266027447,0.32214022397747355,0.3022960947943658,0.29268829695402754,0.28380723452635387],"twin_dists":[0.13662037034623736,0.15274154251139616,0.1529816087494696,0.15759654967661432,0.15894335772985058,0.15912420675038036,0.16356443119658173,0.16447117971408248,0.1664156861831111,0.17595903624752446,0.18126312117930854,0.18389435770999907,0.1848809589975741,0.18977631207051374,0.1910355149973508,0.1910839286332715,0.19205251892538946,0.19367772684800968,0.19455284205642429,0.19464385974820797,0.19502067699296383,0.19548318080859017,0.2008943217087902,0.20358811367017607,0.20612517502663366],"n_dims_used":43,"mean_confidence":0.9201408208802689},"coverage":{"mean_confidence":0.9201408208802689,"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}}