{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001663},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001610","480:4800002059","480:4800002111","480:4800001716","480:4800001723","480:4800001331","480:4800001835","480:4800002486","480:4800001662","480:4800001660","480:4800001950","480:4800001440","470:4700005792","480:4800001943","480:4800001954","480:4800002122","480:4800002391","480:4800001607","480:4800002205","480:4800002060","480:4800002254","480:4800002350","480:4800002057","480:4800001836","480:4800002209"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,470,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6782785197384232,0.6089000172346027,0.46411696914639833,0.44827664584501153,0.42953638819410733,0.41342202972409214,0.4121819754205599,0.3506275660624476,0.33852253785408687,0.31097246418011437,0.3100783281921948,0.29347838713937746,0.2873465283924104,0.2799666665825105,0.2686156952180729,0.2607103018917308,0.2527796744457419,0.23568472737275276,0.23447030057615612,0.23364511914932268,0.22880266129326968,0.22655343161052321,0.2262617841946199,0.22504709755748792,0.22192117166546216],"twin_dists":[0.11443663728973195,0.1293671417038129,0.16092058713245572,0.1645202438589405,0.1688417106009617,0.17261939971673382,0.17291268383364647,0.18802943584244705,0.19115518140844956,0.19850421369798182,0.19874873534286056,0.20336464353720507,0.20510848592631017,0.2072370963336067,0.21057886082401153,0.21295815892797992,0.21539103419749644,0.22080651115126265,0.22120079542699508,0.22146946858563601,0.22305884688227257,0.22380464107752504,0.22390170360935482,0.22430685651593488,0.2253562286153078],"n_dims_used":43,"mean_confidence":0.9206381509470385},"coverage":{"mean_confidence":0.9206381509470385,"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}}