{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002200},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002153","480:4800002431","495:4950002557","480:4800002245","480:4800001476","480:4800001538","480:4800001419","480:4800002335","480:4800002290","495:4950002404","480:4800002287","480:4800004005","480:4800002430","480:4800001876","480:4800003928","495:4950001649","480:4800001421","480:4800004327","495:4950002558","466:4660005639","480:4800001877","480:4800001641","479:4790004335","480:4800004585","479:4790004550"],"twin_admin_codes":[480,480,495,480,480,480,480,480,480,495,480,480,480,480,480,495,480,480,495,466,480,480,479,480,479],"twin_sims":[0.46509501299669875,0.22986428444176027,0.21321862992306204,0.1690864731460174,0.0929947559386665,0.06869781970012444,0.06531628102444693,0.06354189807363175,0.0624283992516227,0.05705551691434542,0.05612897435588794,0.05402943741176405,0.04793008372353974,0.043299663761385165,0.043230482520900615,0.039031385258692194,0.037555547880213876,0.037311707019176736,0.03725747404066185,0.0365786136104147,0.03204688708148884,0.029615235499071375,0.028294432494913403,0.028197252195897835,0.027917270803928074],"twin_dists":[0.16069978268216387,0.2227085202751291,0.22833081458667878,0.24486387317394537,0.2830675260889771,0.3005710833611525,0.303390468779099,0.30491784754054696,0.30589425922103014,0.3108171090966173,0.3117043499022586,0.3137605396909354,0.32013531180295973,0.3254443409374542,0.32552720508697225,0.33077934089798067,0.3327390531527672,0.3330690993129289,0.33314275384726144,0.3340725029570939,0.34068507705887807,0.3445698325077386,0.34679602162049256,0.34696332047687695,0.3474481045270658],"n_dims_used":43,"mean_confidence":0.9124417859454488},"coverage":{"mean_confidence":0.9124417859454488,"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}}