{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000962},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001420","487:4870000551","487:4870001144","487:4870001522","487:4870000702","665:6650002195","487:4870001695","487:4870001696","487:4870000371","487:4870001514","665:6650001729","491:4910000856","491:4910000608","480:4800000623","487:4870000622","480:4800000343","665:6650003575","665:6650004481","665:6650004459","665:6650003908","665:6650003907","487:4870001226","665:6650002727","665:6650003849","492:4920007112"],"twin_admin_codes":[487,487,487,487,487,665,487,487,487,487,665,491,491,480,487,480,665,665,665,665,665,487,665,665,492],"twin_sims":[0.2063561444883774,0.20068652393338657,0.13922469040188556,0.11439531058189994,0.10197216969822313,0.09709463272048657,0.09211085319070658,0.07434237679409629,0.07346641546016597,0.07283083243241863,0.05182834105853519,0.05070823586374197,0.050390570139192854,0.04937798068277024,0.049305250961973905,0.04394093116745971,0.04274352107979274,0.0393820332291555,0.0382930113481004,0.03488576812813038,0.030170233150247437,0.027108082286288596,0.025358089684042486,0.02438991316296266,0.022468085059249347],"twin_dists":[0.2307348654640985,0.23276255987248634,0.2579024909200922,0.2704444149932616,0.27752177475221024,0.2804849471194289,0.2836360384935347,0.29610666181448453,0.2967810733180481,0.2972744964198187,0.3159885592947311,0.3171526969645247,0.3174867430494957,0.31856338423616887,0.3186414206453782,0.32468149185129064,0.3261136556964659,0.3303229648444535,0.33175180681048516,0.33645646352612535,0.34365974671958516,0.3488731090421968,0.35208479972210455,0.35394482349765716,0.35783470784530236],"n_dims_used":43,"mean_confidence":0.890514285065407},"coverage":{"mean_confidence":0.890514285065407,"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}}