{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002304},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002262","480:4800001717","480:4800001735","480:4800002446","480:4800002539","480:4800002216","480:4800002337","480:4800002257","480:4800001841","480:4800002434","480:4800002535","480:4800002248","480:4800002263","480:4800001665","480:4800002004","480:4800001661","480:4800001849","480:4800001776","480:4800002307","480:4800002061","480:4800002176","480:4800002386","480:4800002261","480:4800002255","480:4800002305"],"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":[0.6133304380874762,0.4513192101948304,0.36500472735070294,0.36237322085051543,0.35268092025320363,0.3489944801794177,0.3482576217742775,0.3438346262337502,0.3414446057492858,0.3334927618872427,0.32191330901616916,0.3106508960763563,0.3091498565842714,0.3091136371698178,0.2971942056788226,0.29523774827162536,0.28946852086216157,0.28747503730852986,0.27348586003722597,0.2734841688020821,0.27187143232314454,0.2664884628128014,0.26320799946105916,0.251415796559614,0.24472829336131713],"twin_dists":[0.1284184111380844,0.16382526661712768,0.18438929809475613,0.18505000796569276,0.18750489745101898,0.1884477623000249,0.18863684998483,0.18977631207051374,0.1903952738648669,0.19247154668047992,0.1955439721812934,0.19859210734734734,0.19900307480974122,0.19901300539597438,0.2023183965080015,0.20286829940532905,0.20450252408461236,0.20507171257529624,0.20913465390892247,0.20913515266894156,0.2096116287445828,0.21121475753871313,0.21220161336275145,0.21581428830123675,0.2179111763585896],"n_dims_used":43,"mean_confidence":0.9207492207371911},"coverage":{"mean_confidence":0.9207492207371911,"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}}