{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000979},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000980","480:4800001122","480:4800000978","480:4800000868","495:4950000960","480:4800001178","480:4800000782","495:4950001005","495:4950001116","480:4800000822","495:4950001628","495:4950001064","495:4950001506","480:4800000911","480:4800001117","495:4950001567","495:4950001336","480:4800000780","495:4950001114","495:4950001391","495:4950001011","480:4800001018","495:4950001062","480:4800001183","495:4950001281"],"twin_admin_codes":[480,480,480,480,495,480,480,495,495,480,495,495,495,480,480,495,495,480,495,495,495,480,495,480,495],"twin_sims":[0.7990302330079964,0.7601382570845409,0.7155495523907581,0.6568137858771875,0.6541500006570999,0.5838605321876911,0.5826365978436193,0.5753389008158788,0.5633531340541784,0.5442685737755075,0.5369859289412948,0.5279822383118575,0.5219803810634558,0.5211401236543266,0.5197971983538131,0.516115594349008,0.5105120333231981,0.5050142304077291,0.5033381463986383,0.5005256942974028,0.4989336762805102,0.49185014018331236,0.4793176060472354,0.4688233258518981,0.4676746549807775],"twin_dists":[0.0869977794317928,0.09618693307457929,0.10625994141435031,0.11908219030093395,0.11965643118453337,0.13473101185225797,0.13499347112462495,0.13655930485904846,0.13913535850834796,0.14325249583090618,0.14482995688761152,0.1467860548590497,0.14809396794953722,0.14827734689831357,0.14857057203117827,0.14937536823155492,0.15060301435249357,0.15181085108932998,0.15217977037128413,0.15279956631250963,0.1531508353392542,0.15471766230779305,0.15750641528756246,0.15985953944726025,0.16011816828088352],"n_dims_used":42,"mean_confidence":0.8998151506696429},"coverage":{"mean_confidence":0.8998151506696429,"n_dims_used":42,"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}}