{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870007260},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870007115","469:4690002338","469:4690002944","469:4690005561","487:4870007262","469:4690003468","466:4660011548","466:4660011547","487:4870006516","469:4690002540","469:4690002848","496:4960012308","466:4660010904","466:4660010921","466:4660010741","466:4660009769","496:4960012258","466:4660011076","469:4690001380","469:4690001656","469:4690001565","469:4690001671","466:4660012202","487:4870006360","466:4660011413"],"twin_admin_codes":[487,469,469,469,487,469,466,466,487,469,469,496,466,466,466,466,496,466,469,469,469,469,466,487,466],"twin_sims":[0.8609528688766754,0.6723014127247912,0.5797633385266457,0.5711397403500048,0.5694729589728561,0.5509694036117633,0.5492247635233206,0.548272562312384,0.5312614228816064,0.5297023336029102,0.5275571368368219,0.5120823234539021,0.5073030784662097,0.49791801284380355,0.4942953779923247,0.48217075984802127,0.47677260821531214,0.4737275744764969,0.4720812427753753,0.4687118230723902,0.46668245112914175,0.46655793295080494,0.46581255004343725,0.465696363540154,0.46284643448638746],"twin_dists":[0.07106769825900464,0.11573391066924535,0.13560977487761158,0.137461131736139,0.1378192884585436,0.14180438544610202,0.14218113119932088,0.14238683723653456,0.14607283957664627,0.14641182056320812,0.14687858308317428,0.15025865040296918,0.15130758650308931,0.15337509950115394,0.15417606114640434,0.1568695600010963,0.1580755107599749,0.1587577211762601,0.15912716824094905,0.1598846353706104,0.16034174272250662,0.16036981206978057,0.1605378930393948,0.1605641010073933,0.16120766721661625],"n_dims_used":43,"mean_confidence":0.9188929713049601},"coverage":{"mean_confidence":0.9188929713049601,"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}}